Across
- 4. Wildly unusual or mentally unpredictable
- 5. Mysteriously interesting or fascinating
- 7. Good for the environment
- 8. Quick-witted or smart in a surprising way
- 9. Useful and effective in real situations
Down
- 1. One of a kind; unlike anything else
- 2. Using the latest advanced technology
- 3. Completely new and not copied from anything
- 6. Introducing fresh ideas or methods