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Fun Science Fair Projects for Kids

Fun Science Fair Project Ideas for KidsFind a wide range of science fair projects for kids as well as ideas that will help challenge and guide children through whatever subject they investigate. Students at any grade of elementary school, middle school and high school can enjoy creating cool projects with easy ideas and interesting questions about chemistry, biology, physics, earth, plants and more. Kids can follow the free list of fun topics and examples, use them as a guide for further research or create their own original project in an area that they are interested in. Whether they’re in the 3rd, 4th, 5th, 6th, 7th or 8th grades they will enjoy projects such as growing salt crystals, making fossils and measuring wind speed. Take advantage of the quick and easy science fair project ideas, give making your own first place prize winning project your best shot and most importantly, have fun!

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Science for Kids
 Easy Science Projects for Kids
 Science Fair Project Help & Ideas

Make a String Phone

Use paper cups to make a string phone and talk with friends while learning about sound waves with this cool science project for kids.

Make a string telephone

The Scientific Method

Making a science fair project is easier if you know about the Scientific Method, check out our step by step guide for more information.

Steps of the scientific method

Egg Drop

Design and build something that can safely protect an egg from smashing all over the ground with this fun egg drop project for kids.

Egg drop project for kids

Chemistry Ideas

Get help with your next chemistry science fair project by checking out our great ideas that cover everything from forensics to crystals.

Chemistry science fair project ideas

Grow Salt Crystals

Grow your own collection of beautiful salt crystals and examine what they look like under the sharp focus of a microscope.

Grow Salt Crystals

Biology Ideas

Explore the fascinating world of biology with a science fair project related to microorganisms, bacteria, cloning, evolution and much more.

Biology science fair project ideas

Make a Robot

Try a fun robot building project. Make a robot from household parts or take it a step further with real robotic equipment and challenges.

Make a Robot

Physics Ideas

Find some great ideas for physics based science fair projects. Study light, motion, surface tension, friction, sound and more.

Physics science fair project ideas

Make Your Own Fossil

Creating your own fossil is a fun project that will show you how scientists use them to research extinct species such as dinosaurs.

Make Your Own Fossil

Earth Ideas

Take a closer look at our amazing planet with an earth based science fair project. Learn about the environment, minerals and more.

Earth science fair project ideas

Stalactites and Stalagmites

Real stalactites and stalagmites take a long time to form, let's speed up the process by making our own with this cool project.

Stalactites and Stalagmites

Electricity Ideas

Many of us rely on electricity so it makes a great topic to investigate. Find questions about battery life, magnetic fields and more.

Electricity science fair project ideas

Make a Kaleidoscope

Enjoy the beautiful shapes and colors of a kaleidoscope by making your own as part of this fun project.

Make a Kaleidoscope

Water Ideas

Enjoy projects on rain, ice, water quality, drainage, moisture and more with our fun water science fair project ideas.

Water science fair project ideas

Make a Simple Microscope

Use water droplets to help make a basic microscope that lets you examine a range of objects in greater detail.

Make a Simple Microscope

Animal Ideas

Study the behavior of your family pet, research insects on your property or answer any one of our many questions relating to animals.

Animal science fair project ideas

Make Your Own Stethoscope

Are you feeling fit and healthy? Check your heart rate while resting and after physical activity by making your own stethoscope.

Make Your Own Stethoscope

Food Ideas

Use our list of food science fair project ideas to help get started on your way to answering scientific questions about food or cooking.

Food science fair project ideas

Make a Model Hand

Create a simple model hand that shows how the muscles and tendons work together in making your hand move.

Make a Model Hand

Plant Ideas

Enjoy our list of plant based science fair ideas and suggestions that will help you create a project worthy of a first place prize.

Plant science fair project ideas

Keeping Drinks Hot

What are some of the things that affect how fast your drinks go cold? Do some research with water, milk and a thermometer to find out.

Keeping Drinks Hot

Sports Ideas

Check out our list of cool sports science fair project ideas that feature popular sports such as baseball, golf, tennis and basketball.

Sports science fair project ideas

Make a Rain Gauge

Just how heavy was that rain shower? Let's find out by making a rain gauge that measures how much rain falls over a certain time.

Make a Rain Gauge

Psychology Ideas

Take surveys, study human behavior and answer questions related to psychology and social science.

Psychology science fair project ideas

Make a Wind Vane

Windy days are obvious but knowing the wind direction can be a little harder. Make your own weather vane to help solve this problem.

Make a Wind Vane

Space & Astronomy Ideas

Follow moon phases, chart the stars, study the sun and more with our range of great space & astronomy science fair project ideas.

Space & astronomy science fair project ideas

Make a Barometer

Make a barometer to measure changes in air pressure and help predict weather changes. How good will your weather predictions be?

Make a Barometer

Human Body Ideas

Learn more about the human body while answering interesting questions that relate to eyes, muscles, hair, teeth and more.

Human body science fair project ideas

Wind Speed Challenge

Take up the wind speed challenge by designing and building your own wind speed tool as part of this weather based project.

Wind Speed Challenge

Technology Ideas

Study computers, alternative fuel sources, cameras, cell phones and other areas of technology that will help shape our future.

Technology science fair project ideas

Make a Worm Farm

Have fun making your own worm farm while learning how important worms and soil can be to the health of plants in your garden.

How to Make a Worm Farm


Fun Science and Technology for Kids


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