Possible Clues:

• It isn't played in school
• Mostly constant worker? Hardly
• It doesn't describe the present schoolboy
• Pupil absent from school without permission
• Runaway leader in relay, Suzanne regularly enters races
• Pupil away from school without leave
• On the mitch
• Someone playing hookey from school
• Troy has a turn being 'Artful Dodger'
• This was not played when we were at school