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In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

This science fair project idea studies the acidity of rain water and whether the acidity is the same on all rainy days or does it fluctuate.

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

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

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

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

Will people still feel hungry once they eliminate grains from their meal? Find out in this science fair project idea!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

This science fair project idea explores alcoholic fermentation at work by making your own soda.

This project examines whether more expensive golf balls translate into better results on the golf course.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

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

This experiment explores the most common colors that appear among a sample of crossbred guppies.

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

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

The objective of this experiment is to evaluate the effects of acid rain on plants.

Discover whether a metal will expand under hot water.

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.