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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.

Why do plants wilt? Kids will learn to think critically about what environmental factors affect plants, and what plants need to survive.

In this science experiment, test the pH of soil surrounding a gas station to determine if gas stations have a negative effect on the environment.

A project to reinforce learning about the layers of the rainforest, rain forest ecosystem, and the greenhouse effect.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

Science fair project that explores the phenomenon of Non-Newtonian fluids by exerting force on different materials.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This science fair project examines the different composition of fungi and plants.

In this science fair project, students evaluate the alleged pain-relieving properties of amber.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

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

How does frost form? How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.

This science project is to discover which Black Walnut tree tissue contains the most concentrated amount of Juglone, a substance that works like an herbicide.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Study emulsifiers and learn how they are used in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.

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

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

In this science fair project, students will try to discover if test subjects can detect the presence of Monosodium Glutumate (MSG) in food.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

This science fair project idea creates an underwater habitat and explores the basic needs of living things under water.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.