This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

This science fair project idea explores whether certain physical and mental traits run in the family.

The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

In this activity, children will let their imagination run wild as they design and build a new planet in the solar system.

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

Study and categorize the functions and types of genes. Run gene experiments chosen from links. Analyze data, explain ideas in a detailed report.

In this experiment you will evaluate whether praise improves athletic performance.

This experiment evaluates whether motivational music can improve athletic performance.

This project will explore whether music influences physical endurance.

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

This experiment explores whether caffeine improves athletic performance.

Discover whether a metal will expand under hot water.

Test your friends to find out if you can replicate the placebo effect's incredible results.

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.

This surprisingly good glue recipe comes from common kitchen items.

Science fair project that explores the phenomenon of Non-Newtonian fluids by exerting force on different materials.

In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.

Make an adorable nut buddy by crafting nature people out of nuts in shells! Buddies will take on their own personalities depending on the materials you use.

This science fair project idea determines whether eating before or after exercise is more beneficial to health and performance.

Invite your middle schooler to bungee jump ... with eggs! This experiment will demonstrate Newton's laws of physics in an entertaining way.

This activity challenges your student to use spatial reasoning and computational thinking to program multiple robots.

You and your child can create this beautiful butterfly mobile for hanging anywhere in the home (and learn about this magical creature while you're at it).

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

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

Explore the belief in astrology as a predictive system.

This science fair project teaches students the differences between fruits and vegetables.