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Abacus (1000BC-500BC)
It was invented by Egyptians or chinese and is used to add or subtract. -
Blaise Pascal (1623-1662)
He was a french mathematician who invented the first calculator, but it can only add and subtract/ -
Pasculine
is a calculator that was created by Blaise Pascal. It can multiply, divide, add, and subtract. -
Gottfried Wilhelm Leibniz (1646-1716)
He created another calculator which can add, subtract, multiply, and divide. -
Leibniz calculator
this is a calculator that is made by Gottfried Wilhelm Leibniz. It can multiply, divide, add, and subtract. -
Nicolas-Joseph Cugnot
Cugnot was a french military engineer. He invented the first self-powered road vehicle, which is also called a automobile. It was a tricycle which means it had 3 wheels. -
First military submarine
The first submarine was called the turtle submarine. It was used in the American Revolution against the British, but it didn't accomplish its goal in sinking a british ship. -
Charles Babbage (1792-1871)
A british who invented the Analytical engine which was the first computer. He also invented the difference engine. He was known as the "Grandfather of Computing" -
Augusta Aba Lovelance (1815-1852)
A british who is the friend of Babbage and is the 1st computer programmer. -
Difference engine
It’s a calculator invented by Charles Babbage. It can multiply , add, and subtract. -
First Camera
The first camera was invented by a french named Joseph N. Niepce.It was made of 2 wooden boxes. -
Herman Hollerith (1860-1921)
A american engineer who invented a counting computer. -
First Telephone
The first telephone was invented by Alexander Graham Bell -
First Airplane
The first airplane was flown on December 17, 1903 in North Carolina. It was made and flown by Wilbur and Orvile Wright. -
Tommy Flowers (1905-1988)
A british engineer who made Turning machine called the Colossus which is used to decode secret German messages. -
Lee Byung-chul
A South Korean who is the founder of SAMSUNG and he is one of the most successful business man in South Korea -
Alan M. Turning (1912-1952)
A british codebreaker who helped the British decode secret German messages and predict missle targets. -
Wernher von Braun
Braun was a german rocket scientist who invented the first ballistic missile called the”V-2”. He made it in world war 2. -
Vacuum Tube (1940-1950)
A circuit board of blocks that held 4000 vacuum tubes for IBM’s model 701. -
Steve Wozniak
An american who is the co-founder of Apple computers in the 1970s. -
transistor (1950-1960)
a semiconductor device with three connections. It is used to amplify voltage. -
Tim Burners Lee
A british physicist who invented World Wide Web and is the president of WWW foundation. -
Steve Jobs
An american who is the founder of the Apple Company. -
First video game
The first video game was invented by William Higinbotham and it was called Tennis For Two. -
Integrated circuit (1960-1970)
many transistors combined forming a integrated circuit. -
Bill Gates
Made microsoft in the mid 1970s . -
Microprocessors(1970-PRESENT)
also known as a CPU or central processing unit. iIt s a complete computation engine that is fabricated on a single chip. -
Mark Zuckerburg
An american who is the founder of Facebook.
