The safe is an interesting gift and entertainment. For example, you can put a prize in the middle and present the safe in closed form, having offered all company game in "bear-hunters". The person can try to open the safe, listening to sounds inside or it is simple to twist the handle at random. It will be guaranteed cheerful and unusual. The main thing, to be trained previously most and to explain to "bear-hunters" the principles of opening of the lock. But in case the intrigue too is tightened, it is possible to open a code simply.