In science fair projects, middle school students discover why nitrogen fixing bacteria are important to plant growth.

This middle school science fair project determines whether DNA is most easily extracted from under-ripe, ripe, or over-ripe strawberries.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

In this challenge, students are tasked with creating an insulated cup that will keep beverages colder for longer than a regular cup.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

This project examines Newton's First and Second Laws of Motion with a bicycle and water balloons.

This experiment evaluates if a noisy environment makes it harder for test subjects to perform tasks that require hand-eye coordination.

In this challenge, students are tasked with creating a model roller coaster that a marble can travel through.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

In this project, you will observe and record changes in sunspots over two weeks.

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

In this challenge, students are tasked with creating a car that can be powered by a balloon!

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

In this design challenge, students will be tasked with creating a bouncy ball polymer!