The next time your son begs you for a fingerboard skate park, try not to laugh in his face. Instead, be more considerate. Perhaps his new hobby will eventually lead to him going pro and becoming sponsored and thus earning him a living doing what he loves.
Of course, you don’t want to settle for the cheap plastic junk Tech Deck sells, so Peter Thomsen of Instructables demonstrates step-by-step how to make a concrete fingerboard skate park. Your kid will be the talk of the town. That is, if he possesses the strength to carry this thing around with him.