the letter U

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Across
  1. 1. not down
  2. 6. we study here when we are older
  3. 7. not over
  4. 8. we use this when it rains
  5. 9. makes rules in some sports
Down
  1. 1. where the planets and stars are
  2. 2. not beautiful
  3. 3. if you don't know you say 'I don't....'
  4. 4. you and me
  5. 5. clothes we wear for school
  6. 7. mum or dads brother
  7. 8. like a horse but it has a horn it isn't real