Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

This biodiversity project examines the biodiversity in your own backyard.

This science fair project idea discovers the effect of (high) heat on animal cells.

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

This science fair project idea's objective is to understand the architecture and function of neurons and their key components.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Science fair project that compares leaf pigments of various tree species. Which tree species do you think will have the most pigments and why?

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

This science fair project determines the quality of a given product.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair idea examines hydrogel superabsorbent polymer crystals. They can absorb 500 times their weight in water. Can they absorb other liquids too?

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

This science fair project idea explores if male or female humans are more likely to exhibit some form of color blindness.

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

This science experiment tests if dog saliva can really help heal wounds.

This fascinating science fair project explores eye color genotypes.

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Science fair project that compares the relative carbon dioxide concentrations of various gases, including different types of vehicle emissions.

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.