This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

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!

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

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

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.

This trick uses vertical and horizontal forces to help your child to push apart your hands apart, no matter how hard you try to keep them together!

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

This science fair project will help students learn about non-vascular plants, such as mosses.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

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.

This season is a great time to explore the many shapes, sizes, and species of evergreen trees. Download our "field guide" activity and learn more!

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

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

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!

In this experiment, kids will see if pruning tomato plants makes them more fruitful and learn about the factors that contribute to a plant's fruit production.