Wheels are one of the greatest inventions as without them people would need to walk to get to places and carry things themselves wherever they go.

Gears are used to generate more speed, power or transmit power from one part of a machine to another part.

One pine tree can make roughly 80,000 sheets of photocopier paper.

The heat produced by a rocket in the first moments after lift-off could heat 85,000 homes for a full day.

The red end of the compass’ needle always points to north.

Glasses have many types such as sunglasses for protecting your eyes from the sun, reading glasses to assist with reading text and safety glasses to prevent harmful fragments from getting into your eyes.

Buttons have been produced from almost every known man-made and natural material.

Cannons vary in size, range, mobility, rate of fire and fire power as each are intended for different purposes.

The fastest recorded speed of a golf ball via a golf club in the world, is 378 km/h (kilometres per hour).

The digitalisation of printing has improved the process so much that more printing is done in one second than in an entire year during the 15th century.

Across the globe, more than 24 billion newspapers are published every year.

There are three popular scales of temperature measurement - Fahrenheit, Celsius and Kelvin.

The toilet handle in a public restroom can have up to 40,000 germs per square inch.

Around 2,500 pencils can be made from one average tree.

Telescopes aren’t just for observing space but in the early days was commonly used for detecting threats in naval warfare.

The first submarines could only hold one or two people. Today, some submarines can carry more than 100 people.

The piano is generally considered to be a member of the percussion family because it only makes noise when a hammer hits a string.

A parachute is bundled with three parachutes (a main, back-up and reserve) incase the main doesn’t open.

A refrigerator usually accounts for about 12% of a property’s energy use.

There are roughly 150 million phone lines all over the world. This figure increases by thousands daily.

There are many different types of light bulbs with the most well-known being an incandescent light bulb.

The distance a radio wave travels in one second, in a vacuum, is 299,792,458 meters.

The world’s largest passenger airliner, the Airbus A380, has about 4 million parts.

Remote controls didn’t arrive until the 1980s.

Computers exist all around us such as in phones, toys and even the microwave.

As of 2018, the country with the fastest internet is Singapore with a speed of 60.39 megabits per second.