Board Game, Customize, Dress-Up, Other, Puzzles Happy Hippos Posted by admin on August 5, 2013 15 Happy Hippos Jigsaw Puzzles. Three difficulties to choose from. Great fun for the whole family. You May Also LikeMatch my FoodHidden Fables 8Paris JigsawFlying colored wings slide puzzleTired thirsty birds slide puzzleSweet kittens puzzleBubble Domination 2 PacoGamesConnecticut JigsawLittle Kid Swimwear Dress upGhost HouseCompatible couples puzzleFantasy blue sea dolphins puzzleMagical geometry 2Food FlagsSnow Zombies