Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This science fair project idea produces varying pitches of sound.

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!

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

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.

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

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

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

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

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.

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

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

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

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.

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

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

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!

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

This science fair project idea creates a sedimentary rock and to investigate what takes place during the rock cycle.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.