Tangrams are a kindergarten staple, but now it's time to take them to the next level! Get your child started on geometry with this tangram puzzle.

Try this fun and interactive collage activity with your preschooler to teach her the "building blocks" of math and architecture.

Use Henri Matisse as inspiration for your preschooler or kindergartener to create a unique and funky paper shapes collage in this arts and crafts activity.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.