In this project students learn about the golden ratio and investigate if it can be used to predict people's assessment of beauty in others.

Examine the effect of pressure on carbonation in soda.

This science fair project idea builds models of various types of bridges and then determines which bridge design is the strongest.

Check out this cool and free middle school science fair project idea on how to make a solar oven.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Experiment about connection of senses of taste and smell. Using blindfold and noseplugs, administer blind taste test. Analyze results and organize data.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.

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.

This cool air pressure demonstration has kids break a ruler using only a newspaper and atmospheric pressure.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

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

This science fair project idea develops an understanding through experimentation of which shapes are the most structurally strong.

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

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Build a magnetic linear accelerator using a ruler, neodymium magnets, and small metal balls in this fun science fair project exploring magnetic propulsion.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

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

This science fair project idea discovers whether plants grow best in chemical fertilizer, organic fertilizer, or with no fertilizer at all.

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

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

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 examines the different composition of fungi and plants.

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

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

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

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

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.