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Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Work and Energy

How do you tell time without a watch? Use the sun! This simple activity will show your child how to build his own sundial.

Make a Sundial

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

Principles of Air Pressure

Use simple items to create a kindergarten &quot;grow box&quot; that lets a kid see just how salad plants send down their roots and grow underground.

Watch Your Garden Grow

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

Third-Class Levers in the Human Body

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one  thing: baking powder!

Test the Power of Baking Powder

Try this simple activity with your child to guesstimate the age of a tree in your yard and nurture her developing math skills while you're at it!

How Old is That Tree?

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

What Causes Dew?

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

The Science of Sound

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Windmill Model Science Project

How does frost form?  How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

How Does Frost Form?

Show your fourth grader how to see her heart in action. Make a simple device out of a drinking straw and clay to help her spot the movement of her pulse!

Measure Your Pulse with a Straw!

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Halloween STEM Building Challenge

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

Make Marbleized Paper!

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!

Animal Vision: Ocelli, Compound Eyes, and Camera Eyes

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Design Challenge: Make a Rube Goldberg Machine

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.

Measure the Moon

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

Play Forensic Flashlight Tricks

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.

How A Kazoo Makes Sounds

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.

Make a Mind-Bending Illusion!

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

Construct a Winter Wind Chime

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

Using A Dichotomous Key To Identify Trees

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

Conductor or Insulator

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

Recycling Christmas Lights

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

Conductor or Insulator?

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

Force and the Fulcrum

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

Gravitational Forces for Preschoolers

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

Crystal Lollipops

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.

Thinking Cap

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

Make Footwear Impressions - CSI Style!

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