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.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

This is a fun and inexpensive project and it's a great way for your child to build basic geometry skills, like shape recognition and pattern/angle familiarity.

Help your child make a beautiful homemade sandcastle that will last!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Encourage your kindergartener to investigate and chronicle the weather she observes during the coldest months of the year.

This science fair project idea explores the egg's thin membrane.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

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.

Let your second grader pay homage to an ancient Olympic tradition with this modern day Olympic wreath!

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.

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

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

In this science fair project, students use the streak test to tell minerals apart from each other.

How powerful is the reaction between baking soda and vinegar? Find out here!

This plaster fossil activity is a fun supplement to preschool science. Use plaster to make imprints of your child's handprints, footprints and other objects!

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

Try this activity with your child to explore what happens to rain (and the living things that need it) when it becomes polluted.

Help your child add some flair to the family garden with pencil pinwheels!

In this fun activity, kids practice measurement and boost fine motor skills as they learn all about how fossils form and even make a few of their own!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

The weather is a key kindergarten science concept. With this activity your child will learn about wind direction and create a self portrait, too!

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.