Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Did you ever add salt to pasta? Did it help cook the pasta faster? If not, find out in this science fair project idea.

In this science fair project, students will create a model of a shoreline, observe erosion and examine how jetties prevent erosion.

This science fair project idea examines whether the colors of the spectrum respond differently in the thermal aspect when radiated by the sun.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Construct and experiment with a periscope using reflected light rays to gather an image.

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 researches the effects of acid rain on plant growth.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

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

This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

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

This science fair project idea examines which type of insulation holds in the most heat.

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

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This science fair project explores how osmotic pressure forces water through the root up into the plant.

This project determines what category of person is most likely to be ticklish.

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

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

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

This science project challenges students to learn about and classify weeds and discover new practical uses for weeds.

Could there be toxic chemicals lurking in the cupboards and closets of your home?

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.