jump boy jack is an endless html5 jumping game, play jumping, get item for the score, avoid enemy and get the top score.This game is suitable for anyone, play well, get the highest score and be the winner in this game, easy to play and fun.This game is suitable for mobile phones and PC, with a portrait display, very easy to play on all platformsHow to play:touch left and right to control the player and watch out for monster, avoid them as quickly as possible and be the winner for the best gamer