They don't have to, but clues are not always the only thing in the source :) It wouldn't be the same in flash--it would be much too easy and many of the levels wouldn't really work. The levels that COULD be transfered into flash would simply be too hard for say, a 5-level ...
We have a school culture here which is very different from the attitude they have when they first walk through the door. It’s a culture that tells them they can go to college.’ [3] At the North Star Academy children like Charism and Queen-Area smile politely as they shake your hand...