Showing Results for simple experiments : Page 9

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.

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.

This science fair project idea determines what household items are good conductors of electricity.

Air invisible; it doesn't make sounds; you can't pick it up and throw it. So how do we know it exists? Help your second grade scientist figure it out.

This science fair project idea determines what household items are good conductors of electricity.

This science fair project idea explores how much force is needed to move a lever at different distances from the fulcrum.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

Want to boost math and science learning? Take a bug expedition and give your first grader practice observing and charting what they see.

Transform your uncomfortable wooden shoes into charming mini planters!

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Test your friends to find out if you can replicate the placebo effect's incredible results.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Take a look at forensic science with your child. She'll learn how to take a shoe impression, just like the detectives do!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Making your own glass cleaner is easy, effective and inexpensive!

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

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.