Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

In this science fair project, we'll explore how blocking the sun's light can stop those can stop photosensitive paper from changing color.

This experiment works due to a simple principle: plants need light. Build a shoebox maze and watch the plant work though the obstacle course, searching for sun.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Help young learners discover why catÃs eyes glow in the dark with this simple experiment

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

This science fair project idea determines which method of hand cleansing is the most effective.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Your kindergartener will have a blast helping you craft these fun, eco-friendly potted place cards.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

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

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

The objective of this science project is to determine the length of time for different seeds to germinate.

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea demonstrates that plants give off water.

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

Show your preschooler how to make a print of a butterfly using her hand as a tool--a great way to stimulate her sense of touch.

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Here's a simple and fun kindergarten or first grade gardening activity: grow a miniature container garden in a paper egg carton. Great for kinesthetic learners.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.