Across
- 4. Used to qualify a highly intelligent person
- 5. The Germain's coding machine name
- 7. What you are eating around noon
- 8. The act of converting a message into a code for secrecy matters
- 9. A school subject in which you use a lot of numbers
- 10. A game or problem designed to test knowledge
Down
- 1. A group of people working together
- 2. A small, simple house
- 3. The name of the Britain's code breaking centre
- 6. The name of the alliance of enemy countries
- 7. The name of the capital of England
- 9. The last name of MI6 leader
