Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

A math project teaches students to use a clinometer to gauge the height of very tall objects like trees & to think of better ways to measure how high they are.

This science project examines the history of earthquakes and what we can do to prevent future disasters.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

This science fair project will help students learn about non-vascular plants, such as mosses.

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

Research what is known about Alzheimer's disease and its treatment, and then prepare a script for television to educate the public.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

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.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

This project examines various algorithms to determine the ideal algorithm for a strategy game.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

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

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

This project examines the concentration of dissolved oxygen in water, with and without oil.