Summer time!

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Across
  1. 2. laying on the beach
  2. 4. building with shovels
  3. 6. eaten to cool off
  4. 7. grounded up rocks
  5. 8. big fins and sharp teeth
  6. 9. goes over water
  7. 11. vacation state
  8. 12. cones flavored slushy
Down
  1. 1. body of water
  2. 2. underwater plant
  3. 3. used to dry off
  4. 5. very hot
  5. 6. go swimming in it
  6. 7. Goggles
  7. 10. doggie paddle