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Science fair project in which you will start a fire from scratch without using matches or a lighter.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Construct and experiment with a periscope using reflected light rays to gather an image.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

Science fair project that determines how we can change potential energy into kinetic energy.

This experiment challenges students to forecast the weather based on the surrounding areas' weather.

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.

This science fair project idea discovers the effect of (high) heat on animal cells.

This science fair project idea explores what it takes to create a biosphere, or a self-sustaining ecosystem.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

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.

Your mission, if you choose to accept it, is to construct a parachute that will deliver an egg safely to the ground. Good luck!

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

Science fair project that examines how cell membranes allow the inward and outward flow of materials as demonstrated by eggs.

Demonstrate how to tell the age of an egg without having to crack it open.

Does "short circuit" mean that electricity takes a short course? This science experiment provides steps to help you get to the bottom of this science mystery.

In this cool experiment, learn how to find specific gravity of minerals using liquids of different densities to see which substances and items sink and float.

Science far project which determines whether the material of a baseball bat affects the distance that the baseball will travel.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This science fair project idea explores whether talking to a plant will help it grow.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

Learn about how sugar fermentation and growing yeast in this easy science project! Yeast is a eukaryotic microbe that puts the fun in fungus!