Learn about the field of psychophysics and to learn about "Just Noticeable Differences."

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Determine the maximum distance traveled by projectiles launched at an angle. Use some cool math to figure out at which angle your projectile will go farthest.

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

Demonstrate the capillary function in plants by adding food coloring to glasses of water. Slice stalks of celery and leafy tops. Compare color of leaves

This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.

This science fair project idea focuses on saturated and unsaturated lipids (fats and oils).

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

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

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 science fair project idea compares biodiversity between drops of water.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

Science fair project that demonstrates the different phases of the moon by physically representing them with construction paper and a shoebox

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

This science fair project idea focuses on the production of oxygen by plants during the photosynthesis process.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.

Examine the influence of the phase of the moon on moisture capillarity in garden soil. Measure and record the depth at which water is first detected.

This science project researches the correlation between barometric pressure and wind velocity.

The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

Which type of sunglass lenses gives you the best protection from the sun's harmful UV rays? Find out in this cool science project!

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.