Super cycling

123456789101112
Across
  1. 1. It's round. A bike has got two of them.
  2. 4. You need it when you have a flat wheel.
  3. 6. A person who rides a bike.
  4. 8. These help you to go faster.
  5. 10. You wear this so that people can see you on the road.
  6. 12. You can carry your shopping in it.
Down
  1. 2. If you don't have it, someone can steal your bike.
  2. 3. It's built over a river or a road.
  3. 4. There is a ... you can walk through the forest.
  4. 5. You switch this on when it's dark.
  5. 7. You use these to stop.
  6. 9. You ring this if people are in your way.
  7. 11. You buy this to visit a museum or travel by plane.