Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

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

Who knew that you could make beads out of rose petals? Not only can it be done, but the beads smell wonderful!

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

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.

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

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Kids will learn about the interaction of lactose and lactase in milk and discover why we describe enzymes as catalysts in this fun science fair project.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This science fair project idea determines if the color of light affects the growth of plants.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

This project determines whether Styrofoam, paper, or plastic cups are best for preventing ice from melting.

Give your budding young observers a chance to discover simple machines at use in their own home.

This basketball project explores the best way to make the perfect shot every time.

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

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

In this challenge, students are tasked with creating a car that can be powered by a balloon!

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

Give your child an introduction to food preservation by making and canning your own yummy, homemade pasta sauce!

Encourage a group of third graders to play this fun game of Whistle Hide-and-Seek as a warm-up to get them prepared for finding a "lost" camper.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Try this chemistry experiment with your curious kid and get some "shocking" results!

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

Explore aromas with your child and help boost her brain power with some fun and interactive science activities.

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.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.