In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

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 fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

This science fair project idea attempts to train a worm to complete a simple maze in order to find out if worms can learn and remember.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this project students experiment with making music using only glasses of water.

This project examines what types of objects burn and which burn faster and cleaner.

Science fair project about work and energy which uses a simple mathematical formula to predict how far a jar will roll down an incline.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea investigates how color affects temperature.

This science fair project idea explores whether a plastic slinky works as well as a metal slinky when walking it down the stairs.

Learn about the power of exponents. The objective of this science fair project is to explore and understand how exponents are used.

This science fair project idea explores whether cats can be trained in the same way that dogs can.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

This project investigates the affect of storage temperature on microwave popcorn.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Examine the effect of pressure on carbonation in soda.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

Check out this science project idea to compare organic produce to non-organic produce and how preservatives in food extend the shelf life of goods.

This science fair project idea investigates the difference in reaction times between boys and girls.