Showing Results for simple experiments : Page 7

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

In this science fair project, students make their own rain gauge to measure rainfall.

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

Kids construct a single fixed pulley system to learn how pulleys can make work easier in this cool physics and engineering science fair project idea.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

This science fair project idea identifies trees using a dichotomous key.