Across
- 1. Who invented school?
- 4. An explosive mixture, as of potassium nitrate, sulfur, and charcoal, used in shells and cartridges, in fireworks, for blasting, etc.
- 6. What did Benjamin Franklin invent?
- 8. Who invented the pen?
- 11. An optical instrument for making distant objects appear larger and therefore nearer.
- 12. Also called skimobile, snowcat, a motor vehicle with a revolving tread in the rear and steerable skis in the front, for traveling over snow.
Down
- 2. A box, room, or cabinet in which food, drink, etc, are kept cool.
- 3. Which country invented paper?
- 5. Who invented zipper?
- 7. Which country was the inventor of insulin from?
- 9. A benevolent figure of legend, associated with Saint Nicholas, supposed to bring gifts to children on Christmas Eve.
- 10. Who invented the car?