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

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

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

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

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

This science fair project idea explores the fastest average speed a human can talk.

Explore the belief in astrology as a predictive system.

Use natural materials to try out a new kind of weaving. Your child will enjoy gathering their materials outside and then using them to create a piece of art!

This science project teaches students about organic farming and the benefits and disadvantages of commercial plant food.

Learning about how plants grow is a building block in the early grades science curriculum. Put a fun twist on this life science concept with these cup monster friends!

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

This science fair project idea examines the reason boats are shaped and engineered.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

Test the idea that people who wear glasses tend to be more educated. True or false?

Construct batteries that make electricity from fruits with this fun science fair project.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Do people only "hear" what they want to hear? Explore pareidolia and psychoacoustics with this easy science fair project that pits melody against white noise.

The objective this science fair project is to determine whether a bigger bag will allow a homemade hot air balloon to fly higher than smaller bag.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

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

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

This science fair project idea investigates how images are influenced by changes in light.

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

Learn about this simple machine and make a pulley of your own to use for fun science trials.