What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

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

Celebrate the coming of Spring and Earth Day with this 3-D art project that makes use of recycled materials.

Instead of buying new sunglasses this summer, why not use recycled materials to make some of your own?

Using simple materials, children will create a movement card game that the whole family can play together.

Create this homemade slinky snake from recycled materials. It can move and slither about like the real thing!

Get inspired by nature and use recycled materials to create unforgettable pencil holders in time for the back to school season.

Create a one-of-a-kind lunchbox with your second grader using recycled materials and some down home ingenuity!

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

Give some of your local ladybugs a warm place to stay for the winter by making a ladybug home with recycled materials.

Introduce your preschooler to patterns in this arts and craft activity that uses household materials to create and paint scratch prints.

Help your second grader craft some lovely, personalized Valentine's Day cards--out of kitchen materials!

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

This homemade pom-pom garland requires very few materials and instantly brightens up a room with Easter-themed pastels.

Beach bags don't have to be bought...make your own beach bag out of recycled materials in this summer craft.

What better way to nurture your child's imagination than by making a fairy house out of materials found in nature!

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

Here's how to create an easy travel checkers board that you are your child can enjoy together using simple materials.

Recycle old materials to create a fun, brain-teasing maze toy that also strengthens your child's math reasoning skills.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.

By incorporating natural materials and the powers of observation, your child will become a backyard naturalist while building early writing and drawing skills!

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

Music instruments can be expensive. Sidestep steep prices with this art project that uses recycled materials to create a melodious music maker!

Made entirely out of recycled materials, this handmade decoration is a great way to spruce up a dresser, bookshelf, or the living room mantle.

Inspired by colorful African drums and crafted from recyclable materials, these pencil holders will make a bold and charming addition to any desk set.

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Help your child use recycled materials, a little imagination and some writing skills to build his very own recycled creature.

This year on Dad's day, here's a creative gift that your child can make using simple materials, some of them even recycled.