BRITISH INVENTIONS

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Across
  1. 3. It fits on a wheel
  2. 4. Mind bender with boxes
  3. 5. Red, yellow or green?
  4. 7. All the dirt disappears in this machine
  5. 11. Used as a power source in a pufferbelly
  6. 12. Chair with rotating seat and small wheels
  7. 13. Cash dispenser (ATM)
Down
  1. 1. Elastic loop
  2. 2. Flying machine
  3. 3. A device for transmitting conversations
  4. 6. A picture puzzle
  5. 8. To catch a mouse
  6. 9. Wipe the pencil (India rubber)
  7. 10. Waterproof jacket