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

Show your kindergartener how to craft a pretty Mother's Day jewelry box that's fit for the baubles of a queen (or at least an extra special mom)!

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Filling out forms can be a great learning experience for kids. Here's how to give your child some FORMal training.

Learn the basic structure of a DNA strand, which is the double helix, how genes form together, and the resemblance DNA has to a twisted ladder. Create a model.

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

It's always good to have a little help during the holiday. Show your child how to set a table setting and then help him create a placemat map.

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

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

In this science fair project, students test how objects float and sink in liquids of different densities.

Explore convex and concave objects and how they reflect light.

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

This classic children's game demonstrates how sound travels through air vs. through a solid.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Kids learn how fiber optics work with a dramatic total internal reflection experiment using a fish tank, water, and a laser pointer.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Show your child how to paint in true Georgia O'Keeffe style. He'll enjoy painting art inspired by a master, and boost his math skills, too.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Grow these wheatgrass and alfalfa friends and watch their hair spring up in just a couple days!

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.