Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.

This science fair project idea examines whether people can decode scrambled messages.

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

This science fair project idea explores the different properties & interactions of sugar molecules.

Science fair project that determines whether mass and weight are the same or different.

Using scherenschnitte, your science-savvy second grader will be able to create and display each part of a vegetable!

This fun science fair project for 8th grade demonstrates what Kepler's 3rd law predicts about a planet's orbital period and its distance from the sun.

Find out which part of a flame burns wood the fastest and also if this is true for all types of flames such as candle-flame, burners, and lighters.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

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.

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

This weather spinner will improve observation skills by encouraging children to examine and track weather details and patterns.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.

This science fair project idea examines the actual cost of three household light bulbs by testing energy consumption.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

Find out whether matte or shiny nail polish lasts longer.

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

This science experiment tests if dog saliva can really help heal wounds.

This science fair project idea investigates food preference of birds.

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

Determine which seeds are most likely to survive harsh winter conditions (low temperatures).

Determine how wind speed affects the stability of a kite and the ease of getting it into the air.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

This science fair project idea explores whether the types and brands of faucet filters are relevant to their performance.