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

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

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

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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