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Gamechanger Inventions
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Unusual Inventions
100

This company, founded in 1994 by Jeff Bezos, started as an online bookstore and is now one of the world’s largest e-commerce platforms.

What is Amazon

100

This invention by Alexander Graham Bell in 1876 revolutionized communication by allowing people to talk to each other over long distances.

What is the Telephone 

100

This chemical element, with the symbol Fe, is commonly found in steel and is essential for the production of hemoglobin in red blood cells.

What is Iron

100

This process, used to preserve wood, involves applying chemicals to prevent rot and insect damage.

What is Preasure Treating


100

In 1953, a frustrated housewife invented this kitchen tool to remove potato skins more efficiently—now it's a common household item.

What is a Potato Peeler 

200

This popular american online store is famous for selling furniture and home décor and operates subsidiary websites like Joss & Main and AllModern. It is famous for its deep purple logo

What is Wayfair

200

This household appliance, invented by Percy Spencer in 1945, heats food quickly using electromagnetic waves.

What is the Microwave

200

DAILY DOUBLE

This vitamin, which is essential for healthy skin and immune function, is most commonly found in citrus fruits like oranges and lemons.          

200

This term refers to the natural patterns and textures seen on the surface of cut wood. It can also refer to different types of wheat.

What is grain 

200

This invention, originally meant to be wallpaper cleaner, became one of the most popular children's toys after it was repurposed in the 1950s.

What is Playdough 

300

This online marketplace, launched in 2012, focuses on handmade, vintage, and unique items and allows individuals to set up their own shops.

What is Etsy 

300

This internet-based platform was founded in 1998 and revolutionized the way we search for information online.

What is Google 

300

This scientific instrument, invented in the 17th century by Anton van Leeuwenhoek, was the first to observe microorganisms.

What is the Microscope


300

This ancient method of joining wood without nails or screws involves interlocking carved sections together.

What is a dovetail or a mortise tenon 

300

Invented in 1928, this everyday object was initially designed as a medical dressing but became essential in offices and homes worldwide.

What is Scotch Tape

400

This global online marketplace allows individuals and businesses to buy and sell new or used goods, and it is known for its famous auction-style listings.


What is Ebay

400

This communication technology, developed in the 1980s, allowed for instantaneous global communication through text messages sent via mobile phones.

What is SMS

400

This mathematical constant, approximately equal to 3.14159, is the ratio of a circle's circumference to its diameter.

What is pi

400

This type of tree, commonly used for making paper, includes species like spruce, fir, and pine.

What is a softwood 

400

A Swiss engineer inspired by burrs sticking to his dog’s fur created this fastening material, now commonly used on shoes and clothing.

What is Velcro 

500

This online shopping platform, founded in 2005 by Brian Chesky, Joe Gebbia, and Nathan Blecharczyk, revolutionized the travel industry by allowing people to rent out vacation homes and rooms.

What is Airbnb

500

In 1969, this moon landing marked the first time humans walked on the lunar surface, advancing space exploration.

What is Apollo 11

500

This ancient structure, located in Egypt, is one of the Seven Wonders of the Ancient World and was originally built as a tomb for a Pharaoh.

What is the pyramid of Giza

500

 This rare and highly valuable wood from Africa is so dense that it sinks in water and is often used for fine musical instruments.

What is Ebony 

500

This invention, originally meant to help people quit smoking, became a worldwide toy craze in the late 1990s.

 What is a Fidget Spinner

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