Engineering Science Fair Projects

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Hero's Engine: Example of Newton's Third Law
Hero's Engine: Example of Newton's Third Law
Science Project
Hero's Engine: Example of Newton's Third Law
In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.
2nd grade
Science
Science Project
Reynolds Number: Laminar and Turbulent Flow
Science Project
Reynolds Number: Laminar and Turbulent Flow
Do thick liquids flow faster than thin liquids? Examine water and syrup's viscosity and inertia to learn about the Reynolds Number, laminar and turbulent flow.
Science
Science Project
Trashtown Junktion
Trashtown Junktion
Science Project
Trashtown Junktion
This science fair project idea discovers new ways to use recycled materials and encourages new architectural design ideas.
Science
Science Project
Tensile Strength Test
Tensile Strength Test
Science Project
Tensile Strength Test
In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!
5th grade
Science
Science Project
Spiral Architect
Spiral Architect
Science Project
Spiral Architect
This science fair project idea discovers the practical applications for the structural design of a snail shell.
Science
Science Project
Lighthouse Redesign
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
Science Project
Rooftop Real Estate
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
Science Project
Tiny Realtor
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
Science Project
Powered Parachutes
Powered Parachutes
Science Project
Powered Parachutes
This science fair project idea looks into the concept of powered parachutes as the future of transportation.
Science
Science Project
Buoyant Force of Water
Buoyant Force of Water
Science Project
Buoyant Force of Water
The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.
Science
Science Project
Sensor Robot Maze
Sensor Robot Maze
Science Project
Sensor Robot Maze
In this cool robotics project, construct a motorized robot with a sensor and put it through a maze test to find the number of errors it makes along the way.
Science
Science Project
Paper Power
Paper Power
Science Project
Paper Power
This science fair project idea outlines the principles and techniques behind paper batteries.
Science
Science Project
Simple Machines
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
Science Project
Rubber Band Heat Engine
Rubber Band Heat Engine
Science Project
Rubber Band Heat Engine
Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.
5th grade
Science
Science Project
Wind Tunnel Experiment
Science Project
Wind Tunnel Experiment
In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.
Science
Science Project
How to Make a Periscope
How to Make a Periscope
Science Project
How to Make a Periscope
Learn how to make a periscope with this cool engineering science fair project idea, and learn about optics to learn how a periscope works.
Science
Science Project
Windmill Model Science Project
Windmill Model Science Project
Science Project
Windmill Model Science Project
In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.
5th grade
Science
Science Project
How to Make a Steam Powered Rocket Boat
How to Make a Steam Powered Rocket Boat
Science Project
How to Make a Steam Powered Rocket Boat
Kids will learn how to make a steam powered rocket boat, also called a putt putt boat or a pop pop boat, in this great science fair project for 4th graders.
4th grade
Science
Science Project
Renewable Energy Project for Kids: Power from Water
Renewable Energy Project for Kids: Power from Water
Science Project
Renewable Energy Project for Kids: Power from Water
Kids learn about potential energy, and mechanical energy, and how to make power from water with one of our favorite renewable energy projects for kids.
5th grade
Science
Science Project
Solar Hot Dog Cooker
Solar Hot Dog Cooker
Science Project
Solar Hot Dog Cooker
Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.
Science
Science Project
Air Power for Transportation
Science Project
Air Power for Transportation
Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.
Science
Science Project
How to Make Gears
How to Make Gears
Science Project
How to Make Gears
In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.
5th grade
Science
Science Project
How to Make a Rubber Band Car
How to Make a Rubber Band Car
Science Project
How to Make a Rubber Band Car
Kids get step-by-step instructions for how to make a rubber band car and explore the physics of potential energy with this fun engineering science fair project.
5th grade
Science
Science Project
What Is a Compound Microscope?
Science Project
What Is a Compound Microscope?
What is a compound microscope? Kids find out by making one of their own in this cool science fair project.
3rd grade
Science
Science Project
How to Reduce Friction
How to Reduce Friction
Science Project
How to Reduce Friction
In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.
Science
Science Project

Engineering Science Fair Projects

Check out this fantastic collection of engineering science fair projects for all grade levels. Whether they involve using solar energy to cook a hotdog or transporting a secret message from a tree house with a balloon rocket, Education.com's engineering projects for kids equip little learners with the knowledge they need to build some impressive machines and solve a variety of fun engineering problems.