Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

Learn about the microclimate of your backyard by tracking rainfall, temperature, and observed weather with hand drawn charts and graphs.

Explore scientific concepts with this experiment that introduces kids to the scientific method!

Reinforce your child’s understanding of the alphabet by helping them construct all of the letters using pipe cleaners.

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.

Why does honey crystallize? This science fair project project answers this question and identifies the variable that makes this sweet solute crystallize faster.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This science fair project idea examines which type of insulation holds in the most heat.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

Have your kid determine if a goldfish can be conditioned to expect food the same way Pavlov's dogs did with this fascinating science fair project.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This science fair project idea explores whether talking to a plant will help it grow.

This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

This project is a vivid, concrete introduction to the basic but important idea that plants need sunlight and water to grow.

This science fair project idea produces sounds by creating vibrations using different objects.

Have you ever seen fruit decay? Find out if a fruit will rot faster if you open it versus leaving it untouched!

This science fair project idea identifies trees using a dichotomous key.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

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

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 science fair project idea produces varying pitches of sound.

This science fair project idea investigates the hardness property of minerals.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

This science fair project idea examines whether plants are still able to grow normally if they are turned upside-down.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.