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Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!

In this fun science fair project idea learn the difference between additive and subtractive color and why they are handled differently.

Wild-type and GAPDH mutant Caenorhabditis elegans were used as an example of how glucose or sugar affects the lifespan of humans.

The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

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.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

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

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

The objective of this science fair project idea is to determine whether frozen vegetables have more nutrients than canned vegetables.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

What's the difference between a microwave and an oven? Use mashed potatoes to explore which kitchen appliance does a better job at keeping food warm.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

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

The objective of this science project is to determine the length of time for different seeds to germinate.

This science fair project idea determines if the temperature of rubber effects how high it bounces.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.