Lesson 1.1
To introduce the Math Message routine; and to review number sequences and number lines.
Count on by ones.
Read and write numbers to 10s, 100s, and 1,000s.
Compare and order numbers on a number line.
Lesson 1.2
To introduce the tool kits; and to guide children as they find the values of coin combinations.
Count by 1s, 5s, and 10s by using coins.
Using a countingup strategy to calculate the total value of coin combinations.
Calculate the values of coin combinations.
Lesson 1.3
To review months, weeks, and days; and to review telling time.
Use probability terms to describe events.
Name days in a week.
Tell and show time to the nearest halfhour.
Describe calendar patterns and use them to solve problems.
Lesson 1.4
To provide practice with addition facts; and to establish partnership principles.
Compare numbers in Addition TopIt.
Use Addition TopIt to practice addition facts.
Write number sentences.
Lesson 1.5
To provide review for grouping by tens; and to provide practice for exchanging $1, $10, and $100 bills.
Count on by 1s, 10s, and 100s.
Use counting up to calculate the value of bill combinations.
Make exchanges among bills.
Lesson 1.6
To introduce My Reference Book; and to introduce the Math Boxes routine.
Count objects.
Explore money equivalencies.
Explore analog and digital time pieces.
Lesson 1.7
To establish rules for working in small groups; and to review number patterns and sequences.
Count by 2s, 5s, and 10s on the number grid.
Write numbers to 1,000s.
Identify odd and even numbers on the number grid.
Use the number grid to find 1 more, 1 less, 10 more, or 10 less.
Lesson 1.8
To guide children as they explore placevalue patterns on number grids.
Count on the number grid.
Use placevalue skills to complete numbergrid puzzles.
Use patterns to compare numbergrid puzzles.
Identify patterns on the number grid.
Lesson 1.9
To provide experiences with giving equivalent names for numbers; and to review calculator use.
Count on by 2s and 10s on the calculator.
Write equivalent names for numbers.
Write equivalent names for numbers using facts; use facts to solve Broken Calculator problems.
Lesson 1.10
To guide children as they count and look for patterns on the calendar.
Count by 6s, 7s, and 4s on the calculator.
Identify the ones digit in numbers.
Identify patterns in counts and use patterns to answer questions.
Lesson 1.11
To provide experiences with comparing numbers using the relation symbols <, >, and =; and to introduce Home Links.
Compare numbers.
Calculate and compare the values of combination of coins.
Read, write, and explain the <, >, and + symbols.
Lesson 1.12
To guide children as they read and display temperatures; combine values of ones, tens, and hundreds using baseten blocks; and explore addition facts on dominoes.
Count by 1s, 10s, and 100s with base10 blocks.
Use dominoes to identify equivalent names for numbers.
Practice addition facts with dominoes.
Read a thermometer and record the temperature.
Lesson 1.13
To assess children's progress on mathematical content through the end of Unit 1.
Lesson 2.1
To guide children as they make up, represent, and solve addition number stories.
Solve number stories involving addition.
Write number stories that involve partsandtotal and change situations.
Write number models to summarize number stories.
Lesson 2.2
To review +0 and +1 addition facts; and to provide practice with addition facts in which one of the addends is 0, 1, 2, or 3.
Discuss +0 and +1 facts shortcuts.
Use Beat the Calculator to practice facts.
Identify patterns in addition facts.
Identify patterns for +0 and +1 facts.
Lesson 2.3
To review and provide practice for doubles facts.
Use the Addition/Subtraction Fact Table to practice facts.
Solve facts involving doubles.
Identify patterns in the Addition/Subtraction Facts Table
Lesson 2.4
To review the turnaround shortcut for addition; and to discover and provide practice for a shortcut for addition facts that have 9 as an addend.
Identify and use patterns to solve +9 facts.
Identify and use patterns on a number grid.
Explore the turnaround rule for facts.
Lesson 2.5
To provide opportunities for children to explore and practice doublesplus1 and doublesplus2 facts.
Practice doubles facts.
Develop and practice strategies for addition that use double facts.
Use doubles patterns to practice facts.
Lesson 2.6
To review the 0 and 1 shortcuts; and to guide children to identify the subtraction facts related to given addition facts.
Practice subtraction facts.
Develop and use patterns to solve subtraction facts.
Use symbols to write number sentences for fact families.
Lesson 2.7
To demonstrate the inverse relationship between addition and subtraction; and to provide practice for addition and subtraction facts for sums up to and including 10.
Practice basic facts in the context of Fact Triangles.
Use symbols to write number sentences for fact families.
Lesson 2.8
To guide children as they use a pan balance and spring scale, experience the ounce/pound relationship and find the total number of objects in equal groups.
Use repeated addition to solve equal groups problems.
Use a spring scale to weigh objects that are about 1 pound.
Model the relationship between two objects.
Lesson 2.9
To review the concept that a number can be named in many ways,
Generate equivalent names for numbers in a namecollection box.
Use addition and subtraction facts in the Name the Number game.
Use symbols to write number sentences for Name the Number.
Lesson 2.10
To guide children as they use a given addition or subtraction rule to generate a number sequence, and as they identify the rule for a given number sequence.
Practice facts in Framesand Arrows problems.
Use patterns to find rules for FramesandArrows problems.
Find missing numbers and rules for FramesandArrows problems.
Count on and back by 1s, 2s, 3s, 5s, and 10s.
Lesson 2.11
To provide experiences with identifying missing numbers in number pairs that are generated by a rule, and determining the rule used to generate number pairs.
Practice facts in "What's My Rule?" problems.
Use patterns to find rules for "What's My Rule?" problems.
Find missing numbers and rules for "what's My Rule?" problems?
Lesson 2.12
To review, develop, and provide practice for subtraction strategies.
Count up and back by 1s.
Use addition and subtraction facts to solve subtraction problems.
Use Fact Triangles to practice facts.
Use countingup and countingback strategies for subtraction.
Lesson 2.13
To guide children as they discover and practice shortcuts for subtracting 9 or 8 from any number.
Solve a 8 and 9 subtraction facts.
Use 8 and 9 facts to solve 2digit by 1digit subtraction problems.
Use patterns in subtraction to solve 8 and 9 facts.
Lesson 2.14
To assess children's progress on mathematical content through the end of Unit 2.
Lesson 3.1
To review place value in a 2digit and 3digit number.
Count by 1s, 10s, and 100s with base10 blocks.
Explore placevalue concepts with base10 blocks; read and write 2 and 3 digit numbers.
Build numbers with base10 blocks in preparation for modeling addition strategies.
Lesson 3.2
To review coin values and exchanges among coins; and to provide experiences with finding coin combinations needed to pay for items.
Count by 5s, 10s, and 25s.
Use dollarsandcents notation.
Calculate coin combinations.
Exchange coins and dollar bills.
Lesson 3.3
To review telling time; and to provide experiences with writing time in digitalclock notation.
Count by 5s.
Distinguish between analog and digital clocks.
Tell and write times.
Lesson 3.4
To provide experiences with representing and renaming numbers with base10 blocks; reviewing time; and making, describing, and
comparing geoboard shapes.
Model 2digit numbers with base10 blocks.
Write and tell time to the nearest hour, halfhour, and quarterhour.
Model, describe, and compare shapes on a geoboard.
Lesson 3.5
To provide experiences with gathering data, entering data in a table, and drawing a bar graph; and to demonstrate a strategy for finding the middle value in a data set.
Compare and order numbers.
Use partsandtotal diagrams to find totals.
Make a tally chart and bar graph to represent data.
Discuss data in a tally chart and bar graph.
Lesson 3.6
To guide children as they solve FramesandArrows problems having two rules.
Use dollarsandcents notation.
Calculate values of coin and bill combinations.
Identify and use rules for a function involving addition and subtraction of coins.
Lesson 3.7
To guide children as they make change by counting up from the cost of an item to the amount tendered.
Count by 1s, 5s, 10s, and 25s.
Write money amounts using cents notation.
Make change by counting up.
Show coin combinations for an amount.
Lesson 3.8
To guide children as they solve multistep problems for amounts under $1.00; and as they practice making change using nickels, dimes, and quarters.
Count by 5s, 10s, and 25s.
Write amounts in dollarandcents notation.
Use strategies to make change.
Calculate coin amounts.
Lesson 3.9
To assess children's progress on mathematical content through the end of Unit 3.
Lesson 4.1
To guide children as they solve changetomore number stories.
Use basic addition and subtraction facts to compute extended facts.
Use simple addition facts.
Create and solve changetomore number stories.
Use a partsandtotal diagram.
Lesson 4.2
To guide children as they solve partsandtotal number stories.
Count up by 5s and 10s to solve money number stories.
Solve 2digit by 2digit addition number stories in the context of money.
Solve partsandtotal number stories.
Lesson 4.3
To guide children as they explore reading temperatures on a thermometer, practice finding the total value of a group of coins, and develop readiness for classifying geometric shapes.
Calculate and write the value of coin combinations.
Explore equivalent temperatures between ºF and ºC.
Read and record temperatures.
Sort attribute blocks by three different attributes.
Lesson 4.4
To guide children as they read and show temperatures and solve number stories about temperature changes.
Count by 10s and 2s from a multiple of 10.
Solve temperaturechange problems.
Demonstrate and explain temperaturechange stories.
Compare Fahrenheit and celsius thermometers. Read and show temperatures on a fahrenheit thermometer.
Lesson 4.5
To guide children as they use estimation to solve problems for which an exact answer is not necessary.
Compare money amounts.
Estimate money amounts to solve problems.
Share strategies for estimating total money amounts.
Lesson 4.6
To guide children as they develop strategies for adding 2digit numbers mentally; to provide experiences with calculating the total cost of two items; and to demonstrate making change for wholedollar amounts up to $100.
Identify the place value in twodigit numbers.
Calculate money amounts.
Use partsandtotal diagrams to solve multidigit addition problems.
Write number models for partsandtotal problems.
Lesson 4.7
To guide children as they measure lengths and distances to the nearest inch and centimeter, explore area by tiling surfaces, and sort attribute blocks according to rules.
Distinguish between centimeter and inch.
Compare lengths in centimeters and inches.
Measure to the nearest inch and centimeter.
Find area by tiling with pattern blocks and counting shapes.
Use rules to sort attribute blocks.
Lesson 4.8
To guide children as they develop paperandpencil strategies for adding 2 and 3digit numbers; and to demonstrate using estimation to check If answers are reasonable.
Share solution strategies for finding the sum of 2digit numbers mentally.
Use base10 blocks to add two 2digit numbers.
Practice addition fact extensions.
Estimate sums by changing the addends to "close but easier" numbers.
Lesson 4.9
To introduce and practice the partialsums addition algorithm.
Identify the value of digits in the multidigit numbers.
Use base10 blocks and fact extensions to add two 2digit whole numbers.
Use ballpark estimates.
Show understanding of addition and subtraction symbols.
Lesson 4.10
To assess children's progress on mathematical content through the end of Unit 4.
Lesson 5.1
To demonstrate rules used to classify shapes; to develop readiness for division; and to demonstrate telling time using digital and analog notation.
Count a collection of objects.
Match the time on a clock face with the digital notation.
Find the rules for a group of sorted attribute blocks.
Lesson 5.2
To guide children as they define, name, and draw line segments.
Solve number stories using addition facts.
Connect points in a sequence.
Use a straightedge to draw a line segment.
Lesson 5.3
To introduce the concepts of parallel and parallel line segments.
Use a straightedge to draw a line segment.
Identify parallel line segments.
Draw a quadrangle.
Lesson 5.4
To review names and classify polygons; to develop readiness for multiplication; and to provide opportunities to explore similarities and differences of attribute blocks.
Count the total number of cubes.
Create and record cube arrays.
Name, compare, and construct polygons.
Sort attributes according to a rule.
Lesson 5.5
To guide children as they identify the names and the characteristics of various quadrangles, and as they explore similarities and differences among quadrangles.
Create shapes out of triangles and rectangles.
Identify characteristics of quadrangles.
Compare quadrangles.
Lesson 5.6
To guide children as they compare and contrast the characteristics of 3dimensional shapes.
Identify cones, pyramids, prisms, cubes, and cylinders.
Compare cones, pyramids, prisms, cubes, and cylinders.
Describe 3dimensional shapes.
Lesson 5.7
To guide children as they construct pyramids and explore the relationship among the number of faces, edges, and vertices in pyramids.
Construct 2dimensional shapes using straws and twistties.
Construct pyramids using straws and twistties.
Describe different pyramids.
Identify patterns and relationships among pyramids.
Lesson 5.8
To guide children as they find lines of symmetry in objects and complete drawings to create symmetrical shapes.
Divide shapes into equal parts.
Locate the line of symmetry in 2dimensional shapes.
Create symmetric shapes.
Lesson 5.9
To assess children's progress on mathematical content through the end of Unit 5.
Lesson 6.1
To review strategies for solving addition problems, with emphasis on problems having three addends.
Use and explain strategies for adding three or more numbers.
Write number models with three or more numbers.
Describe and apply the associative property of addition.
Lesson 6.2
To introduce comparison number stories by using comparison diagrams.
Share number story solution strategies.
Describe and solve comparison number stories.
Write number models to summarize addition and subtraction number stories.
Lesson 6.3
To provide experiences with collecting, sorting, tallying, and graphing data.
Generate whole numbers from sets of tally marks.
Collect data and tabulate it in a tally chart.
Use data in a tally chart to draw and interpret a bar graph.
Draw conclusions and answer questions from tallychart and bargraph data.
Lesson 6.4
To guide children in selecting and completing an appropriate diagram to help solve an addition or subtraction problem.
Explain solution strategies.
Solve 2digit addition and subtraction problems within number stories.
Identify change, partsandtotal, and comparison number stories.
Lesson 6.5
To review solution strategies for subtraction of 2digit numbers.
Count up and back by 1s and 10s.
Model 2digit numbers using base10 blocks.
Develop counting up and back strategies for subtraction.
Use and explain strategies for solving 2digit by 2digit subtraction problems.
Lesson 6.6
To develop readiness for multiplication; to guide children in finding coin combinations equivalent to $1.00; and to explore one meaning of division.
Count dots in an array.
Create equalsize groupings.
Use geoboards to create arrays.
Create complements of $1.00 using nickels, dimes, and quarters.
Lesson 6.7
To introduce multiplication as a way to find the total number of things in several equal groups.
Count the total number of objects in several groups.
Make arrays to represent equal groups.
Use various strategies to solve equalgroups number stories.
Lesson 6.8
To introduce everyday examples of rectangular arrays; and to provide experiences with solving multiplication problems using multiplication diagrams and array models.
Solve multiplication number stories using rectangular arrays.
Create multiplication number stories using rectangular arrays.
Write a number model that represents a rectangular array.
Lesson 6.9
To introduce everyday examples of arrays; and to provide experiences with solving multiplication problems using multiplication diagrams and array models.
Count objects in an array.
Create rectangular arrays using concrete objects.
Lesson 6.10
To guide children as they explore situations that require equal sharing or making equal groups of things.
Explore the concept of equal sharing and equal grouping.
Create rectangular arrays.
Solve division number stories using concrete objects.
Lesson 6.11
To assess children's progress on mathematical content through the end of Unit 6.
Lesson 7.1
To review counting by 2s, 5s, and 10s; to extend this to counting by any number n; and to provide experiences with describing patterns that result from counting.
Count up and back by 2s, 5s, and 10s.
Skip count on a calculator.
Record and discuss skipcounting patterns on a number grid.
Lesson 7.2
To provide experiences with finding complements of 10 and differences between 2digit numbers and higher multiples of 10.
Count by 1s to find differences.
Use a number grid and calculator to find differences between 2digit numbers and multiples of 10.
Find the complements of multiples of 10.
Lesson 7.3
To guide children as they build mental arithmetic skills for adding three or more 1and 2 digit numbers.
Compare numbers.
Solve addition problems with 3 or more numbers.
Use the Associative Property of Addition to solve addition facts.
Lesson 7.4
To guide children as they practice repeated doubling and halving.
Find halves of even numbers.
Find and record patterns for doubling and halving.
Solve "What's My Rule?" problems involving doubling and halving.
Lesson 7.5
To provide experiences with exploring weights in pounds on a bath scale, developing readiness for division, and exploring area and patterns.
Read numbers on a bath scale.
Calculate dollar and coin amounts.
Solve and record solution strategies for equal sharing problems in the context of money.
Create and record visual patterns using pattern blocks.
Lesson 7.6
To guide children as they measure length to the nearest centimeter and to the nearest inch.
Compare numbers.
Collect and record data.
Compare inches and centimeters.
Measure length and distances to the nearest inch and centimeter.
Lesson 7.7
To guide children as they sort numerical data and arrange data in ascending or descending order, and as they find the middle value (median) for a set of numerical data.
Order and compare numbers.
Collect and organize data.
Find the median of a data set using concrete materials.
Lesson 7.8
To guide children as they make a frequency table, line plot, and bar graph for a set of data; and as they find the median of a set of data.
Order and compare numbers.
Collect data and create frequency tables, line plots, and bar graphs.
Use concrete materials to find the median of a data set.
Use graphs to answer questions and draw conclusions.
Lesson 7.9
To assess children's progress on mathematical content through the end of Unit 7.
Lesson 8.1
To review basic fraction concepts.
Use manipulatives to model 1/2, 1/4, and 1/8.
Divide shapes into equal parts.
Write fractions to name equal parts.
Lesson 8.2
To guide children as they explore the link of a fraction amount to the size of the ONE, or whole; to prepare for multiplication and division; and to introduce the concept of volume.
Count by 1s, 10s, and 100s.
Compare fractional parts using pattern blocks.
Make reasonable estimates for the total amount.
Make arrays on geoboards to model multiplication.
Lesson 8.3
To guide children as they use fractions to name parts of collections.
Describe and name fractional parts of a collection of objects.
Use manipulatives to model fractions as equal parts of a collection of things.
Lesson 8.4
To provide experiences with the idea that many different fractions can name the same fractional part of a whole.
Count equal parts of a circle.
Label fractional parts of a circle.
Identify and write equivalent fractions.
Lesson 8.5
To guide children as they find pairs of equivalent fractions by using region models.
Use fraction cards to find equivalencies.
Read and record equivalent fractions.
Compare fractions.
Lesson 8.6
To guide children as they compare fractions by using region models.
Find equivalent fractions.
Discuss strategies for comparing fractions.
Identify and compare fractions using shaded fraction cards.
Lesson 8.7
To provide children as they compare fractions by using region models.
Make up and solve number stories involving fractions of collections.
Use mainpulatives to represent fractions of collections.
Share strategies for comparing fractions.
Lesson 8.8
To assess children's progress on mathematical content through the end of Unit 8.
Lesson 9.1
To provide review for the concept of nonstandard units of measure; and to introduce yard and meter.
Estimate and measure using nonstandard measurement units.
Develop an understanding of the importance of standard units.
Measure using a yardstick.
Lesson 9.2
To provide review for measuring with inches, feet, centimeters, and decimeters; and to guide children as they begin a table of equivalent linear measures.
Explore fractional parts of units of measurement.
Compare U.S. customary and metric units.
Measure objects to the nearest inch, foot, centimeter, and decimeter.
Lesson 9.3
To guide children as they investigate the idea of accuracy, explore 1/8 inch, 1/16 inch, and 1/2 centimeter on a ruler, and explore measuring to the nearest halfinch and halfcentimeter.
Find fractional parts of an inch and centimeter.
Estimate to the nearest inch.
Explore the importance of standard units.
Measure to the nearest inch and centimeter.
Lesson 9.4
To provide experiences with finding perimeters by measuring to the nearest centimeter or inch.
Compare lengths.
Use addition to find the perimeter of polygons.
Measure to the nearest inch or centimeter.
Lesson 9.5
To provide experiences with identifying the mile and kilometer as standard units for longer distances and solving problems about roadmap distances.
Compare measures.
Solve number stories.
Estimate measures.
Lesson 9.6
To guide children as they explore the capacities of cylinders, find the areas of shapes by using inch and centimeter grids, and explore measuring tools and units of measure.
Identify appropriate units (centimeters and inches) used to make measurements.
Count unit squares to find the area.
Identify and create models of cylinders.
Lesson 9.7
To provide experiences with the concept of area, distinguishing between area and perimeter, and finding areas of rectangular figures by counting squares.
Count square centimeters.
Count unit squares to find the area of rectangular shapes.
Make rectangles.
Lesson 9.8
To provide experiences with relationships among units of capacity and identifying equivalent measures of capacity.
Explore equivalent measures.
Compare numbers.
Solve measurement equivalency problems involving a rule.
Lesson 9.9
To guide children as they compare weights by feel, identify purposes of various scales, explore with units of weight and equivalent measures, and weigh objects.
Compare weights.
Estimate weights.
Use simple numerical patterns.
Lesson 9.10
To assess children's progress on mathematical content through the end of Unit 9.
Lesson 10.1
To review notation and equivalencies for money amounts.
Calculate coin and bill combinations.
Compare the value of coins and bills.
Generate equivalent names and make exchanges between coins and bills.
Lesson 10.2
To review estimation, dollarsandcents notation, and names for a dollar, a dime, and a penny.
Find fractional parts of $1.00.
Estimate the total cost.
Match equivalent monetary names.
Lesson 10.3
To guide children as they enter money amounts into a calculator and interpret calculator displays.
Read and write money in dollarsandcents notation.
Calculate the value of coin and bill combinations.
Find equivalent names for money amounts.
Lesson 10.4
To provide experiences with comparing prices and solving problems about price differences.
Write money amounts using dollarandcents notation.
Compare money amounts.
Make and solve difference and comparison problems.
Lesson 10.5
To provide experiences with estimating costs and then calculating exact costs.
Calculate exact money amounts and share solution strategies.
Lesson 10.6
To provide experiences making change by counting up and estimating totals by rounding to the nearest 10 cents.
Write money amounts in dollarsandcents notation.
Estimate and share solution strategies for finding change.
Lesson 10.7
To guide children as they explore finding areas of irregular shapes, make polygons with trapezoids, and form fractions on a geoboard.
Divide shapes to model fractions as equal parts of a region or collection.
Find area by counting square centimeters on grid paper.
Model polygons using pattern blocks and geoboards.
Lesson 10.8
To develop placevalue concepts, and connect place value in money with place value base10 blocks.
Count by 1s, 10s, and 100s.
Model and write 3 and 4digit numbers using base10 blocks and money.
Make exchanges with base10 blocks and relate that to exchanges with money.
Lesson 10.9
To develop placevalue concepts by using placevalue tools.
Count forward by 10s, 100s, and 1,000s.
Read, write, and model numbers to the tenthousands using placevalue tools.
Identify the values of digits in numbers.
Lesson 10.10
To provide experiences with placevalue concepts of tenthousands.
Count by 1,000s.
Model and write 4digit numbers using a placevalue tool.
Identify the value of digits in numbers.
Lesson 10.11
To introduce the use of parentheses in number models.
Find equivalent names for whole numbers.
Solve basic facts.
Solve problems involving three or more addends.
Solve number sentences.
Lesson 10.12
To assess children's progress on mathematical content through the end of Unit 10.
Lesson 11.1
To guide children as they review finding estimates for sums of money, and calculate values of coin and bill combinations in number stories.
Write money amounts in dollarandcents notation.
Solve and share solution strategies for addition problems in the context of money.
Use strategies to estimate total cost.
Lesson 11.2
To guide children as they review making change by counting up, and solve comparison number stories with money.
Count by 1s, 10s, and 100s.
Compare money amounts.
Solve and share solution strategies for addition problems in the context of money.
Find differences by counting up.
Lesson 11.3
To introduce and provide practice with the tradefirst subtraction algorithm.
make equivalent numbers using base10 blocks.
Use and explain strategies for solving subtraction problems.
Make ballpark estimates for subtraction problems.
Lesson 11.4
To provide experiences with finding the total number of items in several equal groups by multiplying.
Use repeated addition, arrays, and skip counting to model multiplication.
Identify corners on a 2dimensional shape.
Lesson 11.5
To provide experiences with solving division number stories; and to introduce number models for division stories.
Use equal groups and equal shares to model division.
Write number sentences to model number stories.
Lesson 11.6
To introduce multiplication facts; and to provide review and practice with multiplying by 2, 5, and 10.
Use skip counting to model multiplication.
Create arrays to model multiplication.
Write number sentences to model number stories.
Lesson 11.7
To introduce 1s and 0s multiplication facts; and to guide children as they discover patterns in multiplication facts.
Use equal shares to model division in the context of number stories.
Use arrays to model multiplication.
Find number patterns.
Lesson 11.8
To introduce multiplication and division fact families; to provide practice with multiplication and division facts.
Use skip counting to model multiplication.
Draw arrays to model multiplication in the context of number stories.
Write number sentences to model number stories.
Lesson 11.9
To provide practice with multiplication and division.
Use equal sharing to model division in the context of number stories.
Use arrays, skip counting, and repeated addition to model multiplication.
Write number sentences to model number stories.
Lesson 11.10
To assess children's progress on mathematical content through the end of Unit 11.
Lesson 12.1
To guide children as they review time equivalencies and calendar facts.
Describe relationships among units of time.
Write and tell time to the nearest fiveminute interval.
Lesson 12.2
To guide children as they review reading times in different ways, show time to the nearest five minutes on a clock face, and calculate times relative to a given time.
Use manipulatives to solve multidigit addition and subtraction problems.
Describe relationships between units of time.
Show and tell time to the nearest five minutes.
Lesson 12.3
To provide experiences with events on a timeline.
Order numbers in the context of timelines.
Make reasonable estimates for wholenumber addition and subtraction.
Organize data on a timeline graph.
Answer questions and draw conclusions from a timeline.
Lesson 12.4
To provide review and extend shortcuts and strategies for learning multiplication facts; and to provide practice for multiplication facts.
Use strategies to solve multiplication facts.
Find and discuss patterns in the Products Table.
Develop an understanding of the turnaround rule.
Lesson 12.5
To guide children as they review multiplication/division fact families, and investigate the relationship between multiplication and division.
Use manipulatives to solve equalshares number stories.
Investigate the connections between equal groups and equal shares.
Use the commutative property (turnaround rule) to write number models.
Lesson 12.6
To provide experience with reading, creating, and interpreting bar graphs; and to guide children as they find the range and middle value (median) of a data set.
Order numbers.
Use given data to create a bar graph.
Use a bar graph to ask and answer questions and draw conclusions.
Find the median of a data set.
Lesson 12.7
To guide children as they organize a set of data with a line plot and frequency table, display a set of data with a bar graph, and identify the median and mode.
Find the difference between two sets of numbers.
Create a frequency table, line plot, and bar graph.
Find the mode and median of a data sheet.
Answer questions regarding data on a graph.
Lesson 12.8
To assess children's progress on mathematical content through the end of Unit 12.
