Common Core
1.G.A.1
3 lessons teach this standard. Every lesson is interactive, and every one prints as a worksheet with a separate answer key.
Grade 1 Math · Chapter 9 · Lesson 1
Some things about a shape matter. Some do not.
Grade 1 Math · Chapter 9 · Lesson 2
Learn the names of the flat shapes you see everywhere.
Grade 1 Math · Chapter 9 · Lesson 3
Meet the shapes you can pick up and hold.