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Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

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.

Teach your first grade scientist the difference between liquids and solids using maple syrup.

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

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

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

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

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

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.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Do different types of oil mix or stack? Find out in this science fair project idea!

This science fair project idea investigates how the shape of an object affects drag.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

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

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

Before you get ready for a delicious scramble or omelet, add a bit of science to your morning routine!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

Test your friends to find out if you can replicate the placebo effect's incredible results.