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examine how passive solar heating works, measure temperature in a parked car on a sunny day. ways to use passive solar heating as an alternative, energy

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

Will the shape of an ice cube impact how fast the ice melts?

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

In this science project idea learn about working of different types of smoke detectors and find out which one is the most effective for you.

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

Determine whether cats have dominant paws. Observe which paw cat uses to reach for treats, feather, and string. Calculate percentage for two paws.

How fast is the wind blowing? This science experiment provides step-by-step instructions to help you answer this question.

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

Determine how good we are at direct and indirect observation.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

The garden is the perfect place to practice math and science with preschoolers. Get digging (and counting, sorting, observing at the same time!)

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

Be a chemist for a day and study the simple reaction between sugar and heat. Try heating sugar and see what happens!

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Take a closer look at your furry friend (or the furry friend of a neighbor -- with permission) to discover if communication exists between cats and humans.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.