Challenge Masters
Unit 1
- Unit 1-1 Everything in Order
- Unit 1-2 Patterns Can Be Fun!
- Unit 1-3 Write the Number
- Unit 1-4 Who Am I?
- Unit 1-5 Break It Apart
- Unit 1-6 Pictures and Numbers
- Unit 1-7 Ordinal Numbers
- Unit 1-8 Mr. Brown's Pet Store
- Unit 1-9 Yes and No
- Unit 1-10 Addition Patterns
- Unit 1-11 Colorful Cups
- Unit 1-12 Make Your Own Pattern
- Unit 1-13 Play Ball!
- Unit 1-14 Break-Aparts of 10
- Unit 1-15 How Many in All?
- Unit 1-16 Odd and Even Numbers
- Unit 1-17 Pictures and Numbers
Unit 2
- Unit 2-1 Represent Story Problems
- Unit 2-2 Circle Drawing Match-Up
- Unit 2-3 Equations at the Pond
- Unit 2-4 Add the Puppies
- Unit 2-5 Picnic Fun
- Unit 2-6 So Many 7s and 8s
- Unit 2-7 What Can I Buy?
- Unit 2-8 Count On
- Unit 2-9 It's in the Box!
- Unit 2-10 In the Park
- Unit 2-11 A Sandwich Solution
- Unit 2-12 How Many Are Left?
- Unit 2-13 Subtract the Same
- Unit 2-14 Problem Solving Strategy: Logical Reasoning
- Unit 2-15 What's Missing?
- Unit 2-16 I See a Pattern
Unit 3
- Unit 3-1 Math Mountains
- Unit 3-2 Where Have All the Apples Gone?
- Unit 3-3 Keep On Counting
- Unit 3-4 Counters in the Cup
- Unit 3-5 Eye on the Prize
- Unit 3-6 How Old Are They?
- Unit 3-7 Team Players
- Unit 3-8 Math Mountain Families
- Unit 3-9 At the Pet Store
- Unit 3-10 Getting More
- Unit 3-11 What's the Total?
- Unit 3-12 Problem Solving Strategy: Write an Equation
- Unit 3-13 Switch the Order
- Unit 3-14 Related Problems
Unit 4
- Unit 4-1 How Many People in Line?
- Unit 4-2 How Many Are There?
- Unit 4-3 Relating Facts to Place Value
- Unit 4-4 Make a 10 with Coins
- Unit 4-5 Right or Wrong
- Unit 4-6 Make a Match
- Unit 4-7 Guess My Number
- Unit 4-8 How Many Frogs?
- Unit 4-9 Tens and Ones, Tickets and Books
- Unit 4-10 A Model for Tens and Ones
- Unit 4-11 You've Got My Number
- Unit 4-12 Dimes and Pennies
- Unit 4-13 Beanbag Toss
- Unit 4-14 Elm Street Neighbors
- Unit 4-15 Find a Pattern
Unit 5
- Unit 5-1 Pocketful of Change
- Unit 5-2 Clues and Coins
- Unit 5-3 Estimate Tens
- Unit 5-4 How Many Pennies?
- Unit 5-5 Adding Instruments
- Unit 5-6 Counting Challenge
- Unit 5-7 Counting by 10s
- Unit 5-8 How Many Coins?
- Unit 5-9 Make A Dollar
- Unit 5-10 How Much Money Do I Have?
- Unit 5-11 What's Missing?
- Unit 5-12 Write an Equation
- Unit 5-13 Help Build the Mountain
- Unit 5-14 Riddles Everywhere
Unit 6
- Unit 6-1 Picturing Hats
- Unit 6-2 Complete the Graphs
- Unit 6-3 Make Your Own
- Unit 6-4 A Day at the Beach
- Unit 6-5 Holiday Tally
- Unit 6-6 Greater or Less?
- Unit 6-7 Hats for Sale
- Unit 6-8 Picture It!
- Unit 6-9 Snack Time
- Unit 6-10 Inch by Inch
- Unit 6-11 Ruler Race
- Unit 6-12 Shifting Shapes
- Unit 6-13 Tangram Shapes
- Unit 6-15 Color It
Unit 7
- Unit 7-1 Near Doubles
- Unit 7-2 Find the Partners
- Unit 7-3 Cut in Half
- Unit 7-4 Two Halves Make a Whole
- Unit 7-5 Put Parts Back Together
- Unit 7-6 Let's Go Shopping
- Unit 7-7 Cut the Fraction
- Unit 7-8 Probability Fun
- Unit 7-9 Play the Pick Game
- Unit 7-10 Tick-Tock for an Hour
- Unit 7-11 Pet by Pet by Pet
- Unit 7-12 Half an Hour Later
- Unit 7-13 Kevin's Camp Schedule
Unit 8
- Unit 8-1 Comparing Coins
- Unit 8-2 Same Amount, Different Pigs
- Unit 8-3 Filling Up the Pigs
- Unit 8-4 Add to Find the Greatest Total
- Unit 8-5 How Many Cups and Plates?
- Unit 8-6 Building 2-Digit Numbers
- Unit 8-7 Reach the Peak
- Unit 8-8 Greater Than, Less Than
- Unit 8-9 Adding Snowflakes
- Unit 8-10 Lunch Money
- Unit 8-11 How Much More?
- Unit 8-12 Money Riddle
- Unit 8-13 More Change
Unit 9
- Unit 9-1 Story Teller
- Unit 9-2 Follow the Story
- Unit 9-3 Category Puzzle
- Unit 9-4 Tally and Graph
- Unit 9-5 Cute as a Button
- Unit 9-6 More, More, More
- Unit 9-7 Two Ways to Solve
- Unit 9-8 Choosing Numbers that Make Sense
- Unit 9-9 Find the Missing Number
- Unit 9-10 Solve With Marble Math
- Unit 9-11 Extra, Extra, Read All About It!
- Unit 9-12 Treats for Tricks