The history of computers

1. Memory and program

1.1. Babbage's program used cards whit holes to tell the machines what do t, but, he never finished any of his machines.

2. ENIAC

2.1. Lots of scientist around the world used Babbage's ideas to develop the first eletronic computers.

2.1.1. The first computer were as big as houses becouse they needed lots of very big individual parts. ENIAC was the first eletronic general-purpose computer.

3. 1959

3.1. Jack Kilby invented the integrated circuit: one of the most important devices in history

4. WWW

4.1. In the early 1990s, Tim Bernes-Lee invented the World Wide Web, the most important part of today's internet.

4.1.1. 2 bilion people use the internet.

5. Science Museum in London

5.1. There are models of some of the world 's oldest computer machines

6. Charles Babbage

6.1. calculating machine

6.1.1. machines don't get tired so they don't make mistakes

7. IBM

7.1. In 1981 IMB produced the world's first home computer, the PC.

8. Smartphone

8.1. My phone is using the GPS to follow my movments around the museum. I stop in front of Babbage's Difference Engine. It's 3.4 meters long, 2.1 meters high and it weighs 2.6 tonnes.