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1,564 filtered results
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Simple Machines
Science Project
Simple Machines

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

4th grade
Science Project
Doing Forensics with Paper Chromatography!
Science Project
Doing Forensics with Paper Chromatography!

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

4th grade
Science
Science Project
Mirrors and Reflection of Light
Science Project
Mirrors and Reflection of Light

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

5th grade
Science Project
Fragile! Handle with Care! This Side Up!
Science Project
Fragile! Handle with Care! This Side Up!

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Science Project
Do Green Bags Really Work to Preserve Food?
Science Project
Do Green Bags Really Work to Preserve Food?

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

Science
Science Project
Will Irradiation Produce Mutations in Fruit Flies?
Science Project
Will Irradiation Produce Mutations in Fruit Flies?

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

Science
Science Project
Unpuckering the Persimmon
Science Project
Unpuckering the Persimmon

This science fair project teaches you about what makes persimmons so tart and how astringency can be removed by studying the effect of tannins on fruit.

Science Project
What Is the Best Way to Wash Your Hands?
Science Project
What Is the Best Way to Wash Your Hands?

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

Kindergarten
Science Project
The Effects of Different Substances on Melting Ice While Protecting the Lawn
Science Project
The Effects of Different Substances on Melting Ice While Protecting the Lawn

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

Science
Science Project
Reusable Candle
Science Project
Reusable Candle

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

Science Project
Most Popular Soda
Science Project
Most Popular Soda

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

4th grade
Science Project
Deer Behavior
Science Project
Deer Behavior

This science project challenges students to study deer behavior in their natural habitat- the feeding patterns, social behaviors, male to female ratio, etc.

3rd grade
Science Project
Trubbles With Bubbles
Science Project
Trubbles With Bubbles

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.

4th grade
Science Project
Perpetual Motion Machine
Science Project
Perpetual Motion Machine

The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.

Science Project
Which Cheese Grows Mold The Fastest?
Science Project
Which Cheese Grows Mold The Fastest?

The goal of this science fair project is to determine which cheese grows mold the fastest: Vermont Cheddar, American, Brie, or Camembert?

Science
Science Project
Ew... Brown Guacamole!
Science Project
Ew... Brown Guacamole!

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

Kindergarten
Science Project
Can Dog Drool Kill Germs?
Science Project
Can Dog Drool Kill Germs?

This science experiment tests if dog saliva can really help heal wounds.

Science Project
Sand Man
Science Project
Sand Man

This science fair project discovers the properties and uses of sand and develops new or improved methods, techniques, or products involving sand.

Science Project
Spiral Architect
Science Project
Spiral Architect

This science fair project idea discovers the practical applications for the structural design of a snail shell.

Science Project
Lighthouse Redesign
Science Project
Lighthouse Redesign

This science fair project idea is develops a modern interior lighthouse design and encourages lighthouse preservation and restoration.

Science Project
Developing a New, Improved Cold Pack
Science Project
Developing a New, Improved Cold Pack

The purpose of this science project is to determine which chemical best lowers the temperature of water in a cold pack and if the amount affects its use.

Science
Science Project
Rooftop Real Estate
Science Project
Rooftop Real Estate

This science fair project idea increases the space efficiency of living areas and encourages economic improvements via new real estate ideas.

Science Project
Tiny Realtor
Science Project
Tiny Realtor

This science fair project idea designs a unique, eco-friendly living space and encourages advances in green architecture.

Science Project
Why Do Greens Turn Brown?
Science Project
Why Do Greens Turn Brown?

This science fair project teaches students about wilting and browning of salad greens.

Kindergarten
Science Project
Speedy Snail Race
Science Project
Speedy Snail Race

This science experiment has students test whether a snail moves faster on concrete or dirt.

1st grade
Science Project

Search Science Projects

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.