In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

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

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

How do organic materials become soil? This science experiment measures what materials biodegrade.

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.

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

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.

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

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Demonstrate how to tell the age of an egg without having to crack it open.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In Colonial times, fixing a chair was a lot easier than making one! Any fifth-grader can wrap up a mirror or photo frame the same way Colonists caned chairs.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

This science fair project teaches students about wilting and browning of salad greens.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

It's food. It's Thanksgiving tradition. And guess what: Cranberry Sauce is also science! Try our simple recipe/experiment.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

In this experiment we will be determining whether birds prefer certain colors of seed.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Choose a design that is as simple or as intricate as you like and create a stencil that you can use over and over again.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Big hoop earrings are popular and itâs no wonder why; they are light, airy and tons of fun! Help your child make a pair of hoop earrings that is all her own.

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

This science fair project idea discovers whether there are some objects that do not fall at a constant rate.

Celebrate our nation's colonial history by making your very own weaving loom!

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.