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Set off an a science adventure as you prepare a row of bee homes for your new visitors.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

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

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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

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!

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

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.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

In this experiment you will replicate the mummification process by making a hot dog mummy.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.

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

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

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

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

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

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.