This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

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

In this activity, your learner will be challenged to create their own tic-tac-toe grid out of building blocks.

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

Demonstrate the principle of jet propulsion in this science fair project by building a rocket from household materials.

This science fair project investigates which of two learning modes most commonly used in school, visual and auditory, is better for information retention.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

Demonstrate how to tell the age of an egg without having to crack it open.

Determine if left-handed people have faster response times.

This science project helps students gain understanding of bioluminescence, the phenomenon that allows fireflies and glow worms to give off light.

This experiment will investigate whether reward or punishment is more apt to motivate people.

In this experiment, students create music with subliminal messaging to try to influence people's decision-making.

The project idea is to understand how sugar effects brain chemistry.

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

This project investigates several commercially decaffeinated tea types (black, green, oolong, white) for the presence of detectable traces of caffeine.

Want to give your teen some insight into the scientific method and get the house cleaned? This activity promises both!

Science fair project that determines the effect of concentrated mental effort on physical performance levels.

Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.

This science fair project idea investigates if fats add to the flavor of food.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.

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

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.

The goal of this science fair project is to identify the galactic center of the milky way using globular clusters, as found through Google Earth.

Kids will learn how to clean fish tank the natural way. Add catfish to the tank and see if your water gets cleaner.

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

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Design a hearing protection device to protect their ears from loud noises. Examine the properties of current protective hearing devices, materials.