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Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.

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1,618 results

This science fair project idea discovers the mechanism of laminar flow and encourages technological progress based on this concept.

Water Water Everywhere

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

To Wrap or Not to Wrap? Which Food Wrapping Works Best to Prevent Food Spoilage?

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Which Side of the Brain Draws the Best?

The objective of this science fair project is to determine whether drawing with the right side or the left side of your brain will produce a better picture.

How to Make a Lie Detector

This science fair project idea investigates whether body language and heart rate can decipher who's lying and who's not.

Supercharged! Which Batteries Last Longest?

This science fair project idea determines which brand of batteries have the longest life.

Now You See It, Now You Don't: How Age and Sex Affect Our Ability to Perceive Optical Illusions

This science fair project idea determines if females or males tend to do better on optical illusion tests and whether certain age groups also do better.

This Little Light of Mine

This science fair project idea sheds some "light" on which color of candles burn the longest.

Lighten Up! How Light Affects Photograph Quality

This science fair project investigates which type of light bulbs are the best at producing flattering photographs in both flash and non-flash conditions.

Too Hot To Handle

This science fair project idea discovers the average number on the Scoville scale that humans can endure in hot peppers before physical signs kick in.

Ew Gross! Finding Germs in Your Kitchen

This science fair project idea determines how quickly germs and bacteria spread.

How Right Is Rain?

This science fair project idea determines the properties of rainwater and examines the techniques for harvesting rainwater.

Made In The Shade

This science fair project idea deals with the qualities of shade on a sunny day.

Powered Parachutes

This science fair project idea looks into the concept of powered parachutes as the future of transportation.

This science fair project idea attempts to develop a new or improved eco-friendly packing material.

How Good is Your Sense of Smell?

This science fair project idea determines if family members can recognize one another using only the sense of smell.

Blindfolded Taste Test

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

Off All the Nerve

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

How Does Color Affect Memory?

This science fair project idea determines the way in which color affects memorization.

Marie Laure Ryan Experiment

This science fair project idea studies how how do readers predict what events will happen next while reading a story.

How Does time Perception Change As You Get Older?

This science fair project idea studies how time perception changes with age.

Which has the most sugar: Fruit Juice, Fresh Squeezed Fruit Juice, Organic Fruit Juice, or Soda?

This science fair project idea determines how much sugar is in each type of drink.

How Can You Stop Electromagnetic Radiation From Penetrating A Certain Area?

This science fair project idea lets you can create your own Faraday Cage!

How Can You Stop Electromagnetic Radiation From Penetrating a certain area?

This science fair project idea teaches Gauss' law and its implications and calculates and comprehends the flow of electrical charges in a Faraday Cage.

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