Unit 29 Crossword review

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Across
  1. 3. I can fly in the sky
  2. 4. 8 + 1 = 60
  3. 7. sisters or brothers that look the same
  4. 10. when ice melts on the floor
  5. 11. 2 + 2 = 4
  6. 12. you need to solve me
  7. 13. my mothers brother
Down
  1. 1. there are 60 of them in a minute
  2. 2. keeps you warm when it's cold
  3. 5. walking up a mountain
  4. 6. birds need me to fly
  5. 8. this small thing can make a fire
  6. 9. used to cover your clothes when cooking
  7. 12. he is in control of the airplane