Sports puzzle

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Across
  1. 5. - Hit a yellow ball over a net.
  2. 6. - Riding on a board with four wheels.
  3. 9. - Exercise where you push your body up from the ground with your arms.
  4. 11. - Riding a bicycle.
  5. 12. - Moving a boat using wind and sails.
Down
  1. 1. - A game with a ball you kick into a goal.
  2. 2. - Going up rocks with your hands and feet.
  3. 3. - Moving over snow on long, flat things on your feet.
  4. 4. - Stretching and breathing exercises.
  5. 6. - Exercise where you sit up from lying down.
  6. 7. - Moving your body to music.
  7. 8. - A game where you throw a ball into a hoop.
  8. 10. - Moving through water.