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In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

Magnet Experiment: Are Two Magnets Twice as Strong as One?

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

Using A Dichotomous Key To Identify Trees

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets&#39; relative size!

Scale Model of the Solar System

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Using Mirrors in the Garden: Measuring Light Reflection

This project compares the strength of one, two, and three-ply toilet paper.

The Relationship Between Toilet Paper Ply and Strength

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Color Changing Milk Experiment

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Which Plants Can Resist Walnut Tree Allelopathy?

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

What Attracts Fruit Flies?

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Popcorn Pumice: Exploring Different Rock Densities

This classic children&#39;s game-connecting two cups with a string-demonstrates sound&#39;s ability to travel through air vs through a solid.

The Speed of Sound on a String

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

How to Inflate a Balloon Using Baking Soda and Vinegar 

The objective of this science fair project idea is to examine light refraction as it passes through liquid crystals.

To Measure the Refraction of Light Through Liquids Using Crystals

This science fair project idea produces sounds by creating vibrations using different objects.

Creating Sound Through Vibrations

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

Design Challenge: Building a Bridge

In this project students experiment with making music using only glasses of water.

Musical Glasses

In this science fair project you will make a model of a cell membrane using very simple material.

Cell Membrane

Construct and experiment with a periscope using reflected light rays to gather an image.

Periscope Construction

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Growing Bacteria

This science fair project idea explores  whether a sundial is as accurate as an atomic clock when telling time.

How Accurate is Using a Sundial Compared to an Atomic Clock?

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

Starting a Fire

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

Distance and Angle

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

DIY Electromagnet

In this design challenge, your child will create a parachute for a small toy using typical household items.

Design Challenge: Making a Parachute

Using a toy race car kids create a visual model of the Doppler Effect.

A Visual Model of the Doppler Effect

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Growing Crystals

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

How to Make a Lemon Battery

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Light Intensity and Distance

In this activity, your child will be challenged to make a tower using paper cups.

Design Challenge: Creating a Cup Tower

In this design challenge, your child will make a bottle rocket using typical household items.

Design Challenge: Making a Bottle Rocket

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

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