Across
- 5. to create something which has not existed before
- 10. an important invention or discovery that can help deal with a problem or improve something.
- 11. to change something in the way that it becomes more advanced
- 12. to solve a problem by thinking
- 15. no longer in use or valid
- 16. a model or design used as a guide
- 17. action or process of investing money
Down
- 1. the most advanced stage in the development of something
- 2. group discussion to produce ideas or solve problems
- 3. licence conferring a right to sell an invention
- 4. skill or knowledge in a particular field
- 6. make or become better
- 7. a first or preliminary version of a device
- 8. the man who first made something
- 9. a drawing or a plan which shows how to build or make something
- 13. combined action of a group
- 14. the use of imagination or original ideas to create something