This project examines whether humans can intuitively grasp numeric values greater than three.

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

Can you wink? Is your ability to wink genetic or simply based on chance? Find out in this science fair project idea!

Would you be able to tell the difference between colored contacts and natural eyes from a normal distance? Find out in this science fair project!

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

This science project allows students to study the psychology of happiness.

Your child will be delighted to learn about and gaze upon his favorite constellations with this set of stellar homemade placemats!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This science project explores the concept of being opaque or clear. Can you make something clear opaque? Or something opaque clear?

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

This science fair project idea investigates the relationship between memory and age.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

This science project challenges high school students to study the linguistic evolution of text messaging.

Kids grow sunflower greens from seeds for a hands-on gardening experience in this kindergarten life science activity.

Explore the wattage of microwaves in relevance to cooking time.

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

Science fair project that determines whether brain size is correlated with intelligence.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

This science fair project examines whether ocean water can be made safe to drink.

Make sourdough bread...and learn some colonial history and modern science in the process!

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

Word color association is just a fancy way to talk about the way we connect colors with words.