The Sun And Other Inventions

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Across
  1. 3. complete and utter ________
  2. 4. spot and fix the mistake gravity has a lot of vacuem
  3. 5. what is as round as the earth
  4. 6. what did grandpa Sid invent to get away from dinosaurs
Down
  1. 1. the moon is a ________
  2. 2. what is gravity
  3. 7. does baron von spanner appear in this book