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In this experiment, you will find out how human error can cause faults in any science task. This includes experiments conducted by famous scientists also.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

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

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

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 cool electricity project teaches kids how connecting batteries in series vs. parallel circuits can contribute to different levels of voltage and amperage.

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

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

Research responsibilities of physicists, and common thinking patterns. Devise a questionnaire that measures career aptitude in physics.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

This science fair project idea teaches that time always passes at the same rate and nothing we do in our daily life âreallyâ affects how fast it moves.

This science fair project idea explores whether white light can be separated into different colors.

Science fair project that explores the natural process of limestone formation.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Test whether cutting up meats will make it cook faster than just cooking it whole.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

Discover if temperature settings in a fridge make a drastic difference in terms of bacterial growth.

Demonstrate how static electricity can cause an object to move. It also examines just how an object affected by static electricity will move.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Find out if most people can distinguish the difference between tones on different instruments.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!