Store bowls of fresh fruit in differently lighted environments. Contrast freshness based on appearance.

Learn about how we localize objects and beings in space through sound and about monaural auditory mechanisms and binaural auditory mechanisms.

Make a backbone model to explore human anatomy and life science.

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

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

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

This project examines germs and their spread in households. The goal is to learn how to stop the spread of germs and other diseases.

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

Examine whether males or females are more likely to have a higher center of gravity.

Many substances are compounds of different elements. This experiment combines iodine and zinc to make zinc iodide.

Develop a new system for predicting geographic changes. Demonstrate the nature of geographic change. Make logical predictions.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

In this fun science fair project idea learn about the multiple sources of radio waves and fin out how difficult it is to block them.

Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.

This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

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

Evaluate whether people can raise the temperature of their finger using the power of their thoughts.

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

Construct calorimeter and determine the caloric value of a sample of foods by change in temperature for each of the foods.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Check out this fun science fair project idea to explore how building on different types of soil affects the relative stability of buildings in an earthquake.

This experiment explores the trend of reactivity in the alkaline earth metals as you go down the second column of the periodic table of elements.

In this cool physics experiment, use double plane mirrors at various angles to learn about light reflection. Then, see if you can solve a puzzling problem!