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.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

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

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

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

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

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

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

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.