Will increasing the amount of salt in water effect how slow or fast the water freezes?

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

Check out this cool and free middle school science fair project idea on how to make a solar oven.

Chemistry isn't just incredible ... sometimes its edible! These crystal lollipops are a delicious introduction to chemistry concepts.

This science fair project idea investigates if fats add to the flavor of food.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Combine science with reading and art to help your first grader create an attractive holiday gift for a beloved friend or relative.

This social science experiment assesses whether the timing of peak mental performance shifts from afternoon to morning as we age.

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

Help your first grader design and create his very own bird feeder out of an empty milk carton.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

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!

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

Teach your child to dye eggs with natural ingredients from the grocery store. From pink to gold, these eggs are perfect for hiding, hunting or simply munching.

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

Create a homemade pair of sunglasses with colored lenses to see just how light and color affect our sight! Use this fun project to practice science!

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

Did you know magnifying glasses are magic? This hands-on activity has kids using magnifying glasses to engage with the world around them and look close to examine what they find.

The objective of this science fair project is to examine the basic principles of air pressure using simple materials like a balloon, straw and string.

An home science experiment for older students that teaches about the science behind heat.

This science fair project idea investigates the difference in reaction times between boys and girls.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

The goal of this fun science experiment is to explore the limitations of sight and learn working of the human eyes.

This project explores whether similar type movie scenes are accompanied by music with similar characteristics.

Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Reuse and recycle cardboard tubes to make spooky spiders, kooky caterpillars, wacky worms, and more.