Across
- 3. - A tool to see tiny details
- 6. - A system for sending coded messages
- 8. - A machine that produces movement
- 9. - The process of making books or newspapers
- 10. - A tool for finding direction
Down
- 1. - An invention that produces light
- 2. - A device to view distant objects in space
- 4. - A machine for typing letters on paper
- 5. - An early device to play music
- 7. - A form of energy used in homes and devices