Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Learn about the greenhouse effect- and get great science fair experiment ideas. Read more.

Will male or female hair grow faster? Find out in this science fair project idea!

This science project examines the thermal properties of several major greenhouse gases.

In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

In this experiment, students will discover how heat and pressure turn clay into slate, phyllite, and finally schist.

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

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This experiment will explore whether adding different substances to a gel affects its strength.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?

Make scented sensory cloud dough. Add it to a sensory table, activity station, or put it in a baggie for extra at-the-park entertainment!

This fascinating science fair project explores eye color genotypes.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

What does yeast eat? Sugar, of course. But yeast also has some powerful enemies in the form of antifungal agents! Kids test them out in this fun yeast lab.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

Science fair project that models the subterranean movement of water, using Darcy's Law. How can this information be used in hazardous material spills?

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

This experiment will examine and precisely measure the amount of sugar in various sodas.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

How well can people recall what they have observed. Test your knowledge in this fun experiment.

This science fair project idea determines which flower lasts the longest.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.