In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

This fun geometry game requires players to use measurement, find perimeter, and draw polygons. It's great for a fourth grade math student!

Science fair project that helps you better understand density by comparing the relative densities of cans of Coke and Diet Coke.

Check out this fun science fair project idea to explore fun facts about fruit juices and learn why do juices turn bad in the fridge.

This craft activity encourages kindergarteners to explore measuring. Get ready to measure the fun that your child will have creating his own ruler!

High school students recreate Michael Faraday's experiment in this cool science fair project that induces current in a coil of wire.

Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.

Science fair project that determines how we can change potential energy into kinetic energy.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

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

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Can a toy car determine the strength of a magnet? In this cool magnet science fair project, young scientists will learn how to measure the strength of a magnet.

The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.