A story

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Across
  1. 2. means ‘go up’ using your hands, arms and legs (5 letters)
  2. 5. the first, not the third, the one between the two (6 letters)
  3. 6. the past of ‘break’ (5 letters)
Down
  1. 1. the opposite of ‘slowly’ (7 letters)
  2. 3. means ‘in’ (6 letters)
  3. 4. the opposite of ‘remember’ (6 letters)