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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.

This science fair project idea determines which flower lasts the longest.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

Explore the concept of receptive fields and why different parts of our body have different levels of sensitivity.

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

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

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

This experiment will investigate whether reward or punishment is more apt to motivate people.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.

Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

This project concerns activity happening millions of miles away, on the sun.

Start your toy engines -- this is going to be a fast and friction-filled race!

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

In this cool sound resonance experiment, learn about frequency and pitch, and use a tuning fork to calculate sound velocity in air.

Explore concepts in current and coltage with these Van de Graaff generator experiments.

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