Description Recommendations from those who tried these activities in advance Foreword: Why Should We Do Math Gabe Play? Book Composition and Features How to Use This Book Effectively Chapter 1: Numbers and Operations Unit 1: Numbers Up to Four Digits 1. Roll the Twin Dice - Understanding the Relationship Between Numbers and Quantity 2. It Changes Depending on the Place - Understanding Place Value 3. Which Plate Should I Eat? - Comparing the Size of Numbers Unit 2: Addition and Subtraction 4. Bread Addition Game - Single-Digit Addition 5. How Many Hidden Balls? - Splitting and Combining Numbers 6. Addition Matrix - Understanding the Relationship Between Addition and Quantity 7. Selling Eggs - Finding Complements of 10 8. Gabe 1 Bowling Game - Splitting and Combining 9. Sharing Dried Persimmons - Splitting 10 10. Growing Pepero Sticks - Adding Using Length 11. Save Rapunzel - Understanding the Relationship Between Numbers and Length 12. Picking Fruit - Mixed Addition and Subtraction Calculations 13. Triangle Addition Puzzle - Practicing Addition Through Games 14. The Ring Monster That Bundles 10 (1) - Two-Digit Addition with Carrying 15. The Ring Monster That Bundles 10 (2) - Two-Digit Subtraction with Borrowing 16. Earning Allowance - Three-Digit Addition and Subtraction Unit 3: Multiplication and Division 17. Target Shooting Game - Understanding and Applying Multiplication 18. Making Chocolate Chip Cookies - Finding Numbers That Increase by 2 19. Vertices Increase - Understanding the Concept of Multiples 20. Bars Increase - Understanding Multiples and Factors 21. Sharing With My Sibling - Understanding the Concept of Division Unit 4: Fractions 22. Sharing Cake - Understanding Fractions Through Equal Division 23. Slicing Rice Cakes - Understanding Fractions Through Equal Division 24. Gabe 7 Shape Puzzle - Understanding Fractions with Equally Divided Shapes 25. Making a Patchwork Cushion - Reading Fractions and Finding the Right Piece 26. Sharing Biscuits - Understanding Multiplication of Fractions 27. Grape Cluster Fraction Play - Understanding Multiplication of Fractions Chapter 2: Shapes Unit 1: Plane Figures 28. Colored Balls and Shape Friends - Making Polygons 29. I Want to Be a Triangle - Conditions for Forming a Triangle 30. Open the Fan! - Understanding the Concept of Angles 31. The Right-Angle-Eating Fish - Finding Objects with Right Angles 32. Triangle, What's Your Name? - Names of Various Triangles 33. Quadrilateral, What's Your Name? - Names of Various Quadrilaterals 34. Tangram Puzzle Play - Making and Playing with Tangrams 35. Pentomino Puzzle Play - Making and Playing with Pentominoes Unit 2: Symmetry and Movement 36. Gabe 3 Symmetry Play - Flipping Shapes 37. Gabe 4 Symmetry Play - Flipping Shapes 38. Gabe 10 Symmetry Play - Flipping Shapes 39. Hug Your Friend - Understanding Line Symmetry 40. Gabe 3 Rotation Play - Turning Shapes 41. Gabe 4 Rotation Play - Turning Shapes 42. Gabe 10 Rotation Play - Turning Shapes 43. Turn It 180 Degrees - Creating Shapes in Point Symmetry Positions Unit 3: Solid Figures 44. Leave Your Footprint! - Exploring Solid Figures 45. Shape Matrix - Exploring Solid Figures 46. Same vs. Different - Comparing Rectangular and Cube Shapes 47. How Many Will Fit? - Comparing Rectangular and Cube Shapes 48. I'm a Fashion Designer (1) - Making a Net of a Cube 49. Find the Matching Outfit - Finding the Net of a Cube 50. I'm a Fashion Designer (2) - Making a Net of a Rectangular Prism 51. I'm a Fashion Designer (3) - Making a Net of a Triangular Prism 52. I'm a Fashion Designer (4) - Making a Net of a Cylinder 53. I'm an Architectural Designer - Counting Building Blocks 54. It Changes Depending on Direction - Shapes Seen From Above, Front, and Side 55. Soma Cube Puzzle Play - Making and Playing with Soma Cubes Chapter 3: Measurement 56. The Giant's Ruler - Measuring Length with My Own Ruler 57. A Cup of Milk, Please - Understanding the Concept of Volume 58. Which Container Should I Make? - Making Containers to Match a Given Volume 59. Build Me a Fence - Finding the Perimeter of Plane Figures 60. Which Is the Widest Spot? - Understanding the Area Formulas for Rectangles and Squares 61. I Wonder About the Area - Understanding Area Formulas for Plane Figures 62.