Your child can use leaves and grass to create his own outdoor art in celebration of Earth Day...all he needs are is the great outdoors and some creativity!

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

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

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

This science fair project investigates what type of cookie sheet bakes the best cookies.

Science fair project that tests whether cats have a preference for organic food.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

This science fair project will help learners determine whether algae can be made to grow by feeding it supplementary carbon dioxide.

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

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

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

This project examines various algorithms to determine the ideal algorithm for a strategy game.

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Discover whether ants are more attracted to natural cane sugar or artificial sweeteners.

This experiment will examine and precisely measure the amount of sugar in various sodas.

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.

This science fair project idea explores how water and ice can change the form of rocks.

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!

Help your kindergarten science maven explore the water cycle without getting everything wet.

This potato cannon activity teaches your middle schooler about the principle of Boyle's Law. Make a potato cannon and have a blast learning about science.

Unlike other seed sprouting projects, this one allows kids to compare five different sprouts (either 5 herbs or 5 flowers) by watching them grow in a glove.