This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

In this experiment we will be determining whether birds prefer certain colors of seed.

This science fair project idea determines which method of hand cleansing is the most effective.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

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

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

This science fair project idea explores how length affects the weight a bridge can hold.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

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

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

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

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea compares biodiversity between drops of water.

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

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This science fair project teaches students about wilting and browning of salad greens.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

This science fair project idea demonstrates that plants give off water.

This easy and inexpensive paper towel science project introduces kids to important physical concepts like cohesion, adhesion, and capillarity.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.