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Time4Learning Demos

Simple Machine For Kids

What is a Simple Machine?

Simple Machines
A machine is a tool used to make work easier. Simple machines are simple tools used to make work easier. Compound machines have two or more simple machines working together to make work easier.

What is a Simple Machine?
Learn about simple machines and how they help everyday life.

Simple Machines Game 
Help kids learn or review all the simple machines with this fun, free Simple Machines Game. Perfect for kids of all ages.

How does it work?

Building Big
Learn how they build Bridges, Domes, Skyscrapers, Dams, and Tunnels. Then try out the various projects. Look here for facts about the World Trade Center.

Building on Ground Zero
Young children will like Outfitting Firefighters. Historians, the how and why of the collapse of the twin towers, scientists the information about metals. May not be suitable for the sensitive.

Toiletology 101
Let’s plunge in; flush out the facts and plumb the depths of toilet repairs. Almost everything you ever wanted to know about your toilets!

I want to be an inventor

Camp Invention
This is a real camp especially for young inventors, held around the country. It is sponsored by The National Inventors Hall of Fame and the United States Patent and Trademark Office.

Design a Pneumatic or air-powered machine
Invent your own air-powered machine. Draw a picture of what your machine might look like. What kind of air source will you use? Balloons, hair dryer, fan, your breath, etc.

Discover Engineering
Learn how engineers are making the world a better place for future generations and how you can help.

Engineer Girls
You’ll have the power to make a difference! By becoming an engineer, you can help solve problems that are important to society.

The Engines of Our Ingenuity
Read or listen to this radio program that tells the story of how our culture is formed by human creativity. Over 1000 shows here. Use the keyword page.

Use this quick and fun activity anywhere, anytime. Try SCAMPERing in the car, while walking, or just sitting around! It’s a game for inventive kids.

US Patent and Trademark Kids Pages
People have invented some truly odd things. Businesses have some strange trademarks. But this is also a site with lots of games to play while you learn how to patent your inventions or trademark your art.

I want to find out about inventors of the past

The Age of Exploration
A number of fun projects reproducing the inventions that made possible the age of exploration.

Devices of Wonder
Interact with these inventions of the past. Chose the Flash version for the most fun.

Exploring Leonardo
Explore this site and learn about this fascinating scientist, inventor, and artist.

Leonardo and the Engineers of the Renaissance
Fantastic 3D movies, slide shows, showing many Renaissance inventions in motion. Original documentation and more.

Museum of Ancient Inventions
Some of these items, with slight modifications, are still in use today. Click on each picture to find out more. Can you make some of these items yourself?

Thomas Edison’s Home Page
He led no armies into battle, he conquered no countries, and  he enslaved no peoples… Nonetheless, he exerted a degree of power the magnitude of which no warrior ever dreamed.

I love to make projects that really work

Create a Box Compass
This site has a lovely compass “rose” pattern for you to print out and use with your home-made compass.

How To Build A Catapult
This is a great little siege engine that really hurls projectiles! You just need some wood, a few screws, a rubber band and a couple of hours. This little catapult really hurls projectiles.

Lego Mindstorms
Brainstorm with others who love to make complicated things with Legos. For advanced Lego lovers.

Lie Detector
Here’s a simple lie detector that can be built in a few minutes, but can be incredibly useful when you want to know if someone is really telling you the truth. It is not as sophisticated as the ones the professionals use, but it works. It works by measuring skin resistance, which goes down when you lie.

Making a Chinese compass
How to make a compass if you are lost and have no tools. And how to make a compass with some household stuff.

Make a Light Bulb
Make your own lightbulb with things around the house!

Make a Crystal Radio
Complete plans for building a basic crystal radio.

Pinhole Camera
Here’s how to make a simple camera from an empty Pringles can.

Quiz Show “Push Buttons”
Adds fun to any Quiz Show game. The first person to push the button lights their corresponding light and locks all other contestants out.

Science Toys
Make toys at home with common household materials, often in only a few minutes, that demonstrate fascinating scientific principles.

Steam Engine Plans
The can will start turning slowly at first but in seconds it will be at hundreds of rpms. It will wobble a little even if you got everything balanced but if not watch out!

Twirling Windmill
Make your own windmills to decorate the top of a pencil or just for fun.

I want to make a little car


Building a Mousetrap Car Part 1 of 4
In this first video, I give you a quick introduction into the various parts you will need to make your Mousetrap Car. In the following videos, you will learn how to build your mousetrap car and see the results.

Clothespin Button Racer
An easy boredom buster. Make two and race them down a ramp of cardboard.

Mousetrap car and vehicle propulsion theory
A mousetrap powered car is a vehicle that uses a mouse trap for a motor. There are many different ideas but the most common and probably the most successful ideas is to attach a string to the mousetrap and axle or the string pull.

See also: Science Supplies to purchase special parts for some projects.

See also: Homemade Instruments to get plans for making your own music.

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