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

In this science fair project, we learn how air molecules move as a result of density, convection, and air currents.

Find out if most people can distinguish the difference between tones on different instruments.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

In this project children practice the scientific method while playing with puffy paint.

This experiment will explore the possibility of creating an infinite object by hand.

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

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!

Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.

This science fair project examines how seeds hitchhike on animals and clothing.

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

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

Determine whether the application of Febreeze will lower the bacterial count.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Kids conduct a simple birdseed experiment to figure out what kinds of birds live nearby in this fun science activity.

This experiment will explore whether adding different substances to a gel affects its strength.

Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.