1. Who invented the printing press?

2. Who invented dynamite?

3. Who invented the sewing machine?

4. To whom did Alexander Graham Bell address the first ever telephone call?

5. What was the name of the device Alan Turing helped build to crack the Enigma code?

6. What three technologies did Tim Berners-Lee create to form the foundation of the Web?

7. What was the name of Robert Fulton's first commercially successful steamboat?

8. What type of organism produced the substance Fleming named Penicillin?

9. What material was the shell of the first computer mouse prototype made of?

10. What problem did Mary Anderson observe that led to the invention of the windshield wiper?

11. What is the name of George Stephenson's famous award-winning locomotive?

12. How was the Gatling gun operated to fire continuously?

13. What technology from the music industry did Edwin Link adapt to create the first flight simulator?

14. What electrical principle does the Tesla Coil use to amplify voltage?

15. How did Fulton's steamboat overcome the challenge of traveling against river currents?

16. How was Mary Anderson's original windshield wiper powered?

17. What modern technology relies on the frequency-hopping principle invented by Hedy Lamarr?

18. What sequence of numbers did Ada Lovelace's first algorithm intend to calculate?

19. What material did Edison use to improve the quality of the telephone's microphone?

20. What did Ada Lovelace mean when she said the machine can only do what we 'order it' to do?