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

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Science fair project in which you will start a fire from scratch without using matches or a lighter.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

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

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

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!

This science fair project focuses on the use of the enzyme amylase found in human saliva to break down starch into sugar.