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Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Cats & Dogs

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

Magnetic Field Strength vs. Distance

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

How to Separate Salt from Water

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

Star Clock

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

Floating Paper Clip

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

How Do Icicles Form?

In this lesson, students will learn to create a simple algorithm using block code. The platform used for this activity is a website created by Google that provides free educational games that teach students to program using block code.

What Is an Algorithm?

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

Design Challenge: Making a Parachute

Have your child kick off their summer vacation by making a miniature water slide!

Design Challenge: Making a Water Slide

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

Design Challenge: Building a Bridge

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Design Challenge: Egg Drop

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

Design Challenge: Making a Catapult

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

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

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Is There a Relationship Between Tempo and Genre?

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Color and Heat Absorption

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

Which Food Will Mold the Fastest?

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

The Fungus Among Us

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

Turtle Habitat

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Cleansing Power: How Does Dishwashing Liquid Work?

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

What Is a Compound Microscope?

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

3D Animal Cell Model

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Hero's Engine: Example of Newton's Third Law

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Golf Science Fair Project: Temperature and Rebound

Collect meteorite dust with a magnet in your very own backyard!  The objective of this science fair project is to gather meteorite dust to study outer space.

Outer Space In My Yard

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

All About Air Pressure

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Geography, Latitude, and the North Star: Where Am I?

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.

The Single Fixed Pulley System

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Form and Function

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Can You Keep a Secret?

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