Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Check out this cool science fair project idea to learn why it is important for kids to eat healthy foods like fresh fruits and vegetables.

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

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

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

Make "fossils" with your child to hide in the sandbox or at the park or the beach, to help your child explore his archaeological side.

Science fair project that cultivates slime mold and monitors the stages of its development.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

In this experiment you will replicate the mummification process by making a hot dog mummy.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

This two-ingredient dough, sometimes called "moon sand," is a quick and cheap way to let kids explore their senses, build fine motor skills, and play.

Science fair project that compares tap water and bottled water for the presence of common impurities.

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

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

What better way to celebrate spring than with a fabulous flower party? Pack the day with fun flower activities and treats for a truly springalicious event!

We all know that the Moon has different phases, but it can be hard to figure out why. Try this activity to see how the Moon's phases really work.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?