Introduce your child to the importance of preserving the world's biodiversity by turning a lesson on endangered species into a fun game for the whole family.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

The rock cycle will come alive for your child when he uses broken crayons to create the three basic rock types.

Learn all about balance and motion as your child designs a corn maze!

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.