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In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

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

Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Understanding what forgiveness is and why it is important for friendships is a critical life skill. In this home activity, your child will learn about forgiveness and write a forgiveness letter to someone.

Show your teens the connection between making history and writing it by having them write, illustrate, and edit a newspaper from the past.

In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

Make a story summary folder with your child to help develop reading comprehension and critical thinking skills.

Future whistleblowers can learn about product safety standards with this exercise in writing and researching.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Do you think heat can affect a plant's growth rate?

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!

Learn how to make a cape for your little superhero, vampire, or Elvis impersonator. See how to make a cape with this simple tutorial.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

In this activity, your child will learn the benefits of positive thinking. They will write positive statements about themselves and create a gratitude board.

Here's a homemade bulletin board project to help your fourth grader's school year start off right.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

In this design challenge, your child will create a parachute for a small toy using typical household items.

In this activity, learners will discover how to make a basic water filtration system using common materials found around the house or outside.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.

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