Your child can use Styrofoam, green paint and toothpicks to create her own cactus plant sculpture.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project idea investigates how the shape of an object affects drag.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Invite your kindergarten scientist to conduct this color mixing experiment to discover which primary hues make a rainbow of secondary colors.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Make a bear cave for your child to play and explore, learning about bears and winter hibernation.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

Play Rock Tic-Tac-Toe, the perfect outdoor game for all ages. Help your child develop thinking skills and get away from the TV!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Here's a first grade ladybug game that explores how air can move solid objects, and adds some measurement practice, too. Play, learn, and enjoy!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Here's a science and nature activity to help your kindergartener get outdoors and learn about the structure of leaves.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

Is it a square or a circle? See if you can trick your friends with this zany science project!

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Plants and light seem to be good buddies, but how far does the friendship really go?