This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

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

This project examines whether and what associations exist between numbers and letters and colors.

Help your child learn about animal classification with this fun and delicious activity.

This science fair project idea explores if male or female humans are more likely to exhibit some form of color blindness.

Kindergarten algebra is a lot different than high school. In kindergarten math, algebra means grouping like things, or noticing what doesn't belong in a set.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Discover whether cold or hot water from the faucet will boil faster on the stove.

Evaluate the efficacy of different pain management techniques.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This experiment uses a yeast solution, liquid detergent, and hydrogen peroxide to produce an exciting reaction like no other!

This cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

In this science fair project, students evaluate if astrological signs provide clues about people's personalities.

Do this activity to help your kids see how seeds contain "baby" versions of big plant stems, roots, and leaves.

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

Is your child a young ornithologist in the making?

Give your budding young observers a chance to discover simple machines at use in their own home.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

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

Science fair project that examines the biodiversity of ant populations in various locations.