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Applied Science Projects

Children interested in engineering, applied math, or computer science will love this collection of applied science projects for kids. For kids who don't want to just make a paper mache volcano and call it a day, this collection of applied science experiments challenges them to explore the places where science and everyday life intersect, prompting them to build some cool things and address some intriguing questions.

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Applied Science

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.

Science fair project that determines whether algae can be made to grow by feeding it supplementary carbon dioxide.

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.

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.

Testing the Birthday Paradox

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

A Single Movable Pulley and Mechanical Advantage

Kids explore how a single movable pulley can confer a mechanical advantage over a fixed pulley in this cool engineering science fair project for 2nd grade.

How to Make a PVC Pipe Instrument

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

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.

Which Fruit Has the Most Vitamin C?

Figure out which fruit has the most vitamin C (ascorbic acid) in this fun science project!

In this CD hovercraft science project, students will construct their own DIY hovercraft.

Build Your Own Photobioreactor

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

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

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.

How to Make Gears

In this science fair project, learn how to make gears and find out why they transmit torques in predictable ways.

Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.

World's First Energy-Saving Microcontroller Powered Generator

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

Distance, Velocity and Time: Equations and Relationship

A cool physics science fair project idea for 7th grade exploring the application of distance, velocity, and time equations.

Arch Magic: The Unbreakable Egg

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Defying Gravity

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

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.

Third-Class Levers in the Human Body

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

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.

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.

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.

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