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.

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Kids make an electromagnet in this electromagnetic induction experiment to learn about induction, current, and the right-hand rule.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

This science fair project idea demonstrates the process of land erosion.

Use a fish tank to simulate a pond! This science fair project explores the relationship between acid rain and the dissolved oxygen concentration of water.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

The goal of this project is to create an exciting topographical map out of dough.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

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.

introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.

The objective of this science project is to investigate patterns in fingerprints among family members.

The objective of this experiment is to evaluate the effects of acid rain on plants.

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

This science fair project idea discovers the principle of conservation of mass.

Science fair project which tests which antacids are most potent by measuring how well they neutralize the acid in lemon juice.

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

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

Determine whether carpet placed on a lawn will kill grass and weeds. Choose an area of lawn that you would like to remove, record grass that is dead or dying.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

In this experiment, you will evaluate whether or not a diet that is supplemented with "brain-enhancing" foods can help improve memory.

Learn how starch and carbohydrates interact with different solvents in this fun and easy packing peanut science fair project.

The project investigates how friction affects motion by using different surface textures.

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.