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In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

This fun middle school science fair project idea explores the process of respiration and determines whether boys and girls have the same lung capacity.

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

This science project has students study the idea of human beauty.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

Science fair project in which you will create your electricity by making a homemade battery using salt water, a nail, and a copper wire.

Science fair project which examines how stopping a tomato's ripening process using the enzyme ethylene effects the tomato plant and its reproduction cycle.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

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

This science fair project researches the most effective method to cut an onion and stay tear-free.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Devise an argument for or against the possibility of resurrectin extinct species through DNA manipulation. Analyze data, report findings.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

Describe the lives of commercially raised chickens. Contact local chicken farmers for information and advice. Write a detailed report about farming techniques.

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

Science fair project in which you will graft branches from different fruit tree onto a root stalk.

Science fair project that examines how light wavelengths affect photosynthesis in the aquatic plant: Elodea.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

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