Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

In this project children practice the scientific method while playing with puffy paint.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

This science fair project teaches students the differences between fruits and vegetables.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

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

Take a dive into the candy jar with this yummy science experiment.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

This project determines what category of person is most likely to be ticklish.

This tricky building block challenge asks your learner to think creatively. They will work on their divergent thinking skills as they try to fill up an index card perfectly with building bricks.

Using an empty tennis ball can and a swimming pool, you will determine if it's possible to have a conversation under water.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

In this project, waves of vibrations are experimented with using water in glasses.

This science fair project idea investigates the difference in reaction times between boys and girls.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

This science fair project idea explores whether talking to a plant will help it grow.

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

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.