Showing Results for compare with different denominators 1 : Page 2

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.

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

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

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

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 an insulated cup that will keep beverages colder for longer than a regular cup.

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

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

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

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

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