In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

This project determines what category of person is most likely to be ticklish.

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

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

This science fair project idea explores the different properties of matter.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

This science fair project idea experiments with spinning color wheels and optical illusions.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Word color association is just a fancy way to talk about the way we connect colors with words.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science experiment tests if dog saliva can really help heal wounds.

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.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.