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This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

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

The moon doesn't produce its own light, so why can we see it shining in the sky? Learn about reflection and planetshine in this fun and easy science project!

This science fair project idea produces varying pitches of sound.

This project explores ways to prevent static electrical shocks.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

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

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

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 project explores whether plants can live and grow when "watered" with juice, soda, or milk.

The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

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!