Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.

This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.

Check out this cool science fair project idea to explore the relation between onions and eyes and how to prevent eyes from tearing while cutting an onion.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

This middle school project examines the strength of horizontal versus vertical pointing eggshells.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

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

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

This science fair project idea determines exactly how much of an effect road grade has upon a cyclistâs speed.

Learn how different types of soil affect how animal tracks form in this experiment!

Check out this fun science project to explore the relationship between solubility, drug absorption, and time required for a drug effect to become apparent.

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

Learn about emulsification and bile's roles in digestion, and investigate how the digestive enzyme lipase breaks down lipids.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

The purpose of this science fair project is to investigate whether we can simulate how craters are formed and predict their size and shape.

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

Learn about the Hardy-Weinberg principle and how genetic equilibrium can be used to measure genetic variations in this fun science fair project idea.

Check out this cool science fair project on identifying rocks and minerals for kids.

Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Determine whether the application of Febreeze will lower the bacterial count.

This project is about after-images and what possibly affects them.

Is horse manure a possible energy source in a crisis? Use calorimetry to find out how much energy horse manure can produce in this science fair project.