Help your little builder move up in the world with this recycled cardboard castle that's just the right size for a young king and his loyal stuffed subjects.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

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

Big bags hold a lot of candy, but they're hard to tote around. Have your kid construct a candy corn candy holder perfect for carrying a few lightweight treats.

Building a rocket ship is a great way for kids to learn about measuring and construction. It'll fuel their creative side too!