Question 1. In which year was Rubik's Cube marketed?

1978

1974

1977

Question 2. What's the name of the famous English puzzle inventor and novelist?

Samuel Loyd

Lewis Carroll

Henry Ernest Dudeney

Question 3. Who invented the "Splitting Headache":

Philippe Dubois

Bill Cutler

Stewart Coffin

Question 4. Where was Piet Hein, the inventor of the Soma Cube, born?

Denmark

The Netherlands

Belgium

Question 5. Angelo John Lewis was the real name of:?

Samuel Loyd

Vernon Wood

Louis Hoffmann

Question 6. Who thought up the term "Polyomino"?

Akio Kamei

Bob Easter

Solomon W. Golomb

Question 7. What's next in this sequence: 1, 5, 19, 65, 211, 665,... ?

876

1965

2059