The objective of this science project is to determine whether a sweet tooth is most likely an inherited trait or a learned behavior.

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

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

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

This optics-based science fair project idea teaches kids about real and virtual images with a mind-bending candle illusion inspired by Pepper's Ghost.

This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

Describe the lives of commercially raised chickens. Contact local chicken farmers for information and advice. Write a detailed report about farming techniques.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.

Kids will build a turtle habitat in order to observe the climate preferences of this cold-blooded reptile.

This awesome diffraction grating experiment puts high school students' applied math skills to the test by having them calculate the wavelength of laser light.

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This science fair project examines how seeds hitchhike on animals and clothing.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

How powerful is the reaction between baking soda and vinegar? Find out here!

Science fair project that uses iodine solution to demonstrate how starch is turned into sugar when it is chewed in the mouth.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

Research history of programming language. Design a new or improved programming language. Create a display that illustrates the features and improvements.

Test ability to distinguish between natural and artificial aromatherapy oils. Select fragrance, natural and synthetic sample. Volunteers state preference.

Create a colorful, informative display that illustrates the properties of blood cells. Prepare slides using samples of fresh raw beef or chicken bone marrow.

This science fair project idea explores discover whether mixing solutions of equal distances from neutral pH (7) will create a solution close to pH 7.

Explore the effect of wind speed on the burning rate of a candle.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

In this science fair project, students create their own miniature salt flats at home.

In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.