Harry: how to draw
Draco: how to sing
Ron: how to fish
Fred: how to play basketball
George: how to play the guitar
Oliver: how to break dance
Neville: how to write a story
Cedric: how to salsa dance
Seamus: how to cook

The Marauders
James: how to paint
Sirius: how to use muggle things
Remus: how to act
Severus: how to play football
Peter: how to tap dance