In this science fair project, students investigate how different colors influence appetite.

This experiment explores how listening in to a one-sided conversation affects concentration.

Science fair project which determines whether people are more likely to follow rules if they are easy to understand.

Test whether plants can grow without sunlight and water.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

In this middle school activity, your child will learn how to press plants and create her very own herbarium, or plant library! Here's how:

This project explores whether there is an effect on people, including heart rate and self-expressed mood, when they are exposed to different types of music.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

This experiment will investigate whether reward or punishment is more apt to motivate people.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

This project examines whether people's taste perception is influenced by what they see.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

This science fair project idea demonstrates that plants give off water.

This fingerpaint version of the classic Rorschach stumper is sure to be an artistic treat for your kindergartener!

Find out whether putting something on top of a plant will inhibit its growth.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This science project investigates the influence of different genres of movies on appetite.

Observe which kind of fresh long-stemmed flower will last the longest after being picked.

Examine the impact of insecticides on plant growth.

Find out whether packaged seeds actually do expire in this new science fair project idea.

In this project, sunlight is blocked from a leaf in order to see the affect that sunlight has on leaves.

In this hands-on activity, kids learn what it takes to foster seedlings into full-grown plants, all in a regular old soda bottle!

Plants need water to grow. In this project we learn how plants transport water from their roots to their leaves