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

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Get your child outside to observe the clouds, and get a fun exercise in science, writing, and arts and crafts! Here's how.

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Discover how and which salt melts ice the quickest.

Alive or not? This yeast experiment you can conduct with your little scientist explores the answer to this timeless question.

Learn with makes water molecules work with this fun and easy science activity!

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Give your science savvy kindergarten a lesson in plant science with this fun carnation experiment.

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.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

In this fun activity, your child will create their very own solar oven to bake s'mores!

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?

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.

This taste buds science experiment demonstrates how strongly our sense of smell controls what we taste.

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

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

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

I scream, you scream, we all scream for homemade spearmint ice cream!

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

What happens when eyes see something that the brain knows cannot be true? In this science activity, the brain has to "fudge" it when interpreting what you see.

Cherries usually burst with flavor, but in this science experiment they burst with osmotic pressure. This science activity will blow your curious kid's mind!

This science fair project idea explores the different properties of matter.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

Here's a fun activity to help build thinking skills in young first grade scientists, and to encourage them to have a blast exploring the mass and volume.