What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

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!

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

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

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

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

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.

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

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.

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

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

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.

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).

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!

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

In this outdoor science activity you'll find tips on how to create a nature journal by choosing a native plant or animal and tracking that species.

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

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

Place mushroom caps on poster board, label samples. Check beneath mushroom caps for "prints" of spores. Record and interpret prints left behind.

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.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

Want to help make studying the nervous system a little more fun? This thinking cap is a great way to learn external human brain anatomy.

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

The objective of this science fair project is to study the photosynthesis process and demonstrate the important role that leaves play in the process.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

This science fair project idea designs a unique, eco-friendly living space and encourages advances in green architecture.