How old is the idea of a computer?

• 50 years

• 500 years

• more

What DIDN'T people use to count with before calculators?

• stones

• fish

• pebbles

• bones

An abacus is shown in picture...

• 
• 
• 

In the 16th century a computer was

• an animal

• a job

• a legendary creature

John Naples invented logarithms in 1614, a mathematical method based on:

• printed tables

• ivory sticks

• multiplication via addition

• bones

Which picture shows a slide rule?

• 
• 
• 

Which is the biggest?

• Difference Engine

• Abacus

• Analytic Engine

IBM means:

• International Business Machines

• International Brand Machines

• Intercommerce Bussiness Machines

Who is the youngest?

• Joseph Marie Jacquard

• William Oughtred

• John Napier

Blaise Pascal assembled Pascaline for his father to help him with:

• multiplying

• reading

• collecting taxes