Who does what? Solve to find a clue

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Across
  1. 1. Knits and Crochets
  2. 2. Plays soccer
  3. 4. Has four sisters
  4. 5. Likes Spiderman
  5. 7. Drives a go-cart his dad built
Down
  1. 1. Takes horseback riding lessons
  2. 3. Plays piano
  3. 6. Does Gymnastics