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Open Up Resources K–5 Math
Kindergarten
Kindergarten
Grade 1
Grade 2
Grade 3
Grade 4
Grade 5
Units
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2
3
4
5
6
7
8
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Contents
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Unit 1
Unit 2
Unit 3
Unit 4
Unit 5
Unit 6
Unit 7
Unit 8
Kindergarten
Google Slides
Unit 1: Math in Our World
Community Created Resources
Lesson 1
: Explore Connecting Cubes
Lesson 2
: Explore Pattern Blocks
Lesson 3
: Explore Two-color Counters and 5-frames
Lesson 4
: Explore Geoblocks
Lesson 5
: Explore Math Tools
Lesson 6
: Look for Small Groups
Lesson 7
: Classroom Scavenger Hunt
Lesson 8
: Different Groups, Same Quantity
Lesson 9
: Create Picture Books
Lesson 10
: Are There Enough?
Lesson 11
: Get Enough
Lesson 12
: How Many Are There? (Part 1)
Lesson 13
: How Many Are There? (Part 2)
Lesson 14
: Answer “How Many” Questions
Lesson 15
: Explain How You Counted
Lesson 16
: Represent Our Collections
Lesson 17
: Connecting Cube Sculptures
Unit 2: Numbers 1–10
Community Created Resources
Lesson 1
: Fingers as a Math Tool
Lesson 2
: Count and Arrange
Lesson 3
: Groups that Look Very Different
Lesson 4
: Groups that Look Alike
Lesson 5
: Make Groups of More, Fewer, or the Same
Lesson 6
: Use More, Fewer, or the Same Number to Describe Groups
Lesson 7
: Count Images in Different Arrangements
Lesson 8
: Compare Matching Images
Lesson 9
: More, Fewer, or the Same
Lesson 10
: Find More or Fewer
Lesson 11
: Create Groups of Images
Lesson 12
: Connect Quantities and Numbers
Lesson 13
: Numbers in Many Ways
Lesson 14
: Count Out Objects
Lesson 15
: Draw Groups of Things
Lesson 16
: Write Numbers to Represent Quantities
Lesson 17
: Order Towers and Numbers
Lesson 18
: 1 More or 1 Less with Towers and Numbers
Lesson 19
: Compare Numbers and Images
Lesson 20
: Represent and Compare Numbers
Lesson 21
: Compare Numbers
Lesson 22
: The Pizzeria
Unit 3: Flat Shapes All Around Us
Community Created Resources
Lesson 1
: What We Know About Shapes
Lesson 2
: Match Shapes
Lesson 3
: Describe and Compare Shapes
Lesson 4
: Describe, Compare, and Sort Shapes
Lesson 5
: Circles and Triangles
Lesson 6
: Rectangles and Squares
Lesson 7
: Build with Straws
Lesson 8
: Draw Shapes
Lesson 9
: Shapes Are Everywhere
Lesson 10
: Put Together Pattern Blocks
Lesson 11
: Same Shapes
Lesson 12
: More than One Way to Make a Shape
Lesson 13
: Describe and Match Shapes
Lesson 14
: Shapes in Art
Lesson 15
: Animal Shape Stamp Art
Unit 4: Understanding Addition and Subtraction
Community Created Resources
Lesson 1
: Count 2 Groups of Objects
Lesson 2
: Count 2 Groups of Images
Lesson 3
: Count 2 Groups of Scattered Images
Lesson 4
: Add with Objects
Lesson 5
: Subtract with Objects
Lesson 6
: Tell and Act Out Stories
Lesson 7
: Use Objects to Represent Stories
Lesson 8
: Represent and Solve Story Problems
Lesson 9
: Solve Story Problems
Lesson 10
: Compare Drawings
Lesson 11
: Drawings to Represent Story Problems
Lesson 12
: Compare Addition and Subtraction Story Problems
Lesson 13
: Create Story Problems
Lesson 14
: Expressions and Story Problems
Lesson 15
: Expressions and Drawings
Lesson 16
: Find the Value of Expressions
Lesson 17
: Add 0 and 1
Lesson 18
: Tell Story Problems for Expressions
Unit 5: Composing and Decomposing Numbers to 10
Community Created Resources
Lesson 1
: Make 2 Parts
Lesson 2
: Make and Break Apart Pattern Block Designs
Lesson 3
: Snap the Cubes
Lesson 4
: Find All the Ways
Lesson 5
: Put Together
Lesson 6
: Red and Yellow Apples
Lesson 7
: Solve Both Addends Unknown Story Problems
Lesson 8
: More Than One Way
Lesson 9
: All of the Story Problems
Lesson 10
: Introduce the 10-frame
Lesson 11
: Equations that Show 10
Lesson 12
: How Many Are Missing?
Lesson 13
: Make 10
Lesson 14
: Towers of 10
Lesson 15
: Lots of Fruit
Unit 6: Numbers 0–20
Community Created Resources
Lesson 1
: Count Larger Collections of Objects
Lesson 2
: Keep Track of Objects
Lesson 3
: Count Carefully
Lesson 4
: Does the Number Change?
Lesson 5
: How Many Fingers? How Many Dots?
Lesson 6
: Fingers and 10-frames
Lesson 7
: Make Numbers with 10 and Some More (Part 1)
Lesson 8
: Make Numbers with 10 and Some More (Part 2)
Lesson 9
: Expressions and Equations
Lesson 10
: Complete Equations
Lesson 11
: Count Images (Part 1)
Lesson 12
: Count Images (Part 2)
Lesson 13
: Fingerprint Animals
Unit 7: Solid Shapes All Around Us
Community Created Resources
Lesson 1
: Build Shapes
Lesson 2
: More or Fewer Pattern Blocks
Lesson 3
: Questions and Stories About Shapes
Lesson 4
: Pattern Block Puzzles and Equations
Lesson 5
: Story Problems about Shapes
Lesson 6
: Compose and Decompose 10 with Pattern Blocks
Lesson 7
: Flat and Solid Shapes
Lesson 8
: Compare Weight
Lesson 9
: Compare Capacity
Lesson 10
: Identify and Describe Solid Shapes
Lesson 11
: Compare and Sort Solid Shapes
Lesson 12
: Build Solid Shapes
Lesson 13
: Describe Solid Shapes Around Us
Lesson 14
: Compose with Solid Shapes
Lesson 15
: Build and Count with Solid Shapes
Lesson 16
: Represent the Classroom with Shapes
Unit 8: Putting It All Together
Community Created Resources
Lesson 1
: Sort, Count, and Compare Groups of Objects
Lesson 2
: Count and Compare Collections
Lesson 3
: Count to Add and Subtract
Lesson 4
: One More and One Less
Lesson 5
: Order Numbers 1-20
Lesson 6
: Create Number Books (Part 1)
Lesson 7
: Create Number Books (Part 2)
Lesson 8
: Find Someone Who, Find Something That
Lesson 9
: Where’s the Math?
Lesson 10
: Tell Stories about Our School
Lesson 11
: Share Story Problems
Lesson 12
: Make Dot Images
Lesson 13
: Dominoes to 5
Lesson 14
: Sort and Color Expressions and Images within 5
Lesson 15
: Addition and Subtraction Expressions within 5
Lesson 16
: Parts to Make 5
Lesson 17
: Make and Break Apart 10
Lesson 18
: All the Ways to Make 10
Lesson 19
: Find the Number that Makes 10
Lesson 20
: More or Less than 10?
Lesson 21
: Compose and Decompose Numbers 11–19
