This second grade arts and crafts activity is all about caterpillars emerging from their cocoons as butterflies.

Help your child celebrate the summer and the sun by making a sandy seascape.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

Enjoy those warm spring and summer nights with your child while teaching some basic astronomy at the same time.

Before Twitter, birds were the ones tweeting, not humans. Have your child discover the magical sounds of nature while recording birds around his neighborhood!

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Come take off your shoes and explore with your feet. Your child will embark on a barefoot adventure as he plays with different textures.

Use simple items to create a kindergarten "grow box" that lets a kid see just how salad plants send down their roots and grow underground.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Here is a hands-on activity to help third graders understand the four points of a compass...and how we use them to get around.

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

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

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

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

Combine your child's natural curiosity with his developing classification and writing skills by helping him create a backyard field guide.

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