4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

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.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

This experiment explores whether caffeine improves athletic performance.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

Find out whether matte or shiny nail polish lasts longer.

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

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

Explore if planting seeds in a certain direction will affect how fast it germinates.

This experiment determines the distribution of darts around a bulls eye to simulate the probability of an electron's location in its own cloud of electrons.

This project determines how much the rebound rates of tennis balls change after ten games.

In this experiment you will become familiar with the properties of dry ice while creating interesting effects like ice bubbles!

This science fair project idea investigates if webbed feet help a duck (and others) swim.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

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

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

This science fair project idea examines which type of insulation holds in the most heat.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

Determine whether butterflies like to drink sugar water, salt water, or plain water.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.