Across
- 3. This is like a skateboard, but it doesn’t have wheels.
- 4. This is one of the fastest planes in the world.
- 5. This goes much higher than a plane.
- 6. When you put this on your back, you can fly in the air.
Down
- 1. This is very long, and it travels quickly from city to city.
- 2. This is also long, but it usually travels inside a city.