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

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

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

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

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

Science fair project the demonstrates Newton's Third Law using a milk carton filled with water.

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.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

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

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

This experiment will evaluate if chewing gum affects students' test performance.

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

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 a model roller coaster that a marble can travel through.

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