Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

In this project children practice the scientific method while playing with puffy paint.

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

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

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

This science fair project idea investigates if webbed feet help a duck (and others) swim.

How do organic materials become soil? This science experiment measures what materials biodegrade.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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 exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

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.

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

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Make some easy homemade yogurt with your young scientist, and see what a few 'live' bacteria can do in the right conditions!

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

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

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

Does your child always demand to know why the sky is blue, how the sun moves across the sky, or where wind comes from?

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.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.