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This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

Determine how good we are at direct and indirect observation.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

This baseball science fair project explores the concept of an object's center of percussion to determine if the "sweet spot" has a scientific basis.

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

This science fair project idea explores if people with cool skin tones prefer cool colors and people with warm skin tones prefer warm colors.

Explore the wattage of microwaves in relevance to cooking time.

This fall, make a leaf crown that will encourage creative play and your child's interest in the natural world while you help them build fine motor skills.

Is your child a young ornithologist in the making?

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

Science fair project which teaches you about the principles of physics within a vacuum by creating a vacuum chamber.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

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!

Encourage local wildlife to settle down in your backyard with this adorable bird nest craft.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Would you be able to tell the difference between colored contacts and natural eyes from a normal distance? Find out in this science fair project!

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

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

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

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.

This experiment investigates if stress alters body temperature.

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

This project compares different liquids and the freezing, melting and boiling points of liquids.

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.

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

This experiment examines if space objects become round after reaching a certain mass.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.