2D vs 3D Shapes Worksheets Grade 1

Geometry

Flat vs Solid Shapes

Each printable worksheet below is a full page of practice problems and comes with an answer key that explains how to solve every problem, step by step. Open a worksheet and use the Print / Save as PDF button to download it.

Worksheet 1

6 problems
  1. Mere has a ball that she can roll across the floor. Is the ball a 2D shape or a 3D shape?
  2. Aroha is playing with her toys. She has a cube that she can stack and a square that she drew on a piece of paper. Which one is a 2D shape?
  3. Hana is playing with her toys. She picks up a shape that is round like a ball, but when she puts it on a piece of paper and traces around it, the drawing is a flat circle. Is the ball a 2D shape or a 3D shape?

…and 3 more problems

Open & Print Worksheet 1

Worksheet 2

6 problems
  1. Emma is looking at her orange juice carton. The carton is shaped like a box that she can hold in her hand. Is the juice carton a 2D shape or a 3D shape?
  2. Which shape has 6 flat faces that are all squares?
  3. Noah is holding a dice in his hand. Is the dice a 2D shape or a 3D shape?

…and 3 more problems

Open & Print Worksheet 2

Worksheet 3

5 problems
  1. Emma is sorting her toys into two groups: flat shapes and solid shapes. She has a picture of a triangle, a real ball, a drawing of a square, and a toy block. Which of these is a solid shape?
  2. Sophia sees a dice on the table. The dice is a small block that she can pick up and roll. Is the dice a 2D shape or a 3D shape?
  3. Liam is building a toy house using different shaped blocks. He needs a block that has 6 flat faces, all shaped like squares. Which shape should Liam use for his building?

…and 2 more problems

Open & Print Worksheet 3

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