Plant sunflower seeds , measure height, calculate average height, compare size and weight of heads. Interpret findings in detailed report.

This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

In this science fair project, students make their own rain gauge to measure rainfall.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

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

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

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

Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.

This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

In this science fair project, you'll make a "ghost" appear in a test tube, and learn about what happens when hot water and cold water interact.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

What is mulch? Kids will provide soil with a wet blanket of mulch and see if that helps keep drought-stricken soil damp.

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Compare air temperature with the infrared temperature from a reflecting surface at different times of the day, in shade and in sunlight.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

By dropping a magnet through a copper tube, kids observe the cool (and bizarre) braking effect produced by the eddy currents predicted by Lenz's law.

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

Score a bull's eye with this cool science fair project on horizontal projectile motion. Guide a marble to its target and predict its trajectory using math!

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.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Learn about the Atwood Machine and Newton's 2nd Law with a pulley and masses of different weights in this physics science project.