Across
- 4. Tesla
- 8. guitar
- 11. birds have got them on their body
- 13. you learn about good manners
- 15. France
- 17. experiments
- 19. paintbrush
- 20. animals and plants
- 22. WWII
- 23. a bear
Down
- 1. robots
- 2. sonic
- 3. birds fly with them
- 5. London
- 6. Jesus Christ
- 7. cats have got them under the nose
- 9. Belgrade
- 10. two plus two
- 12. birds eat with it
- 14. you play handball
- 16. countries
- 18. Nevena
- 21. computers