Challenge your dog through a series of steps to unlock treats. This dog game has built in play pieces that don't come out when your dog plays with it. Unique to the nina ottosson dog casino dog game are the locking bone pieces. If your dog is good at solving puzzles, introduce them to a new challenge by simply twisting the bones on top to lock the drawers. Great for dogs of all ages, breeds and sizes. This level 3 dog game is especially recommended for more challenging play, but can be used with dogs of all play levels. With bones in unlocked position, open drawers and drop in treats or kibble. Close drawers and lock bones. Let the games begin! Place the game on the floor and encourage your pet to seek treats. Dogs are smarter than you think. Sometimes we just need to teach them! Leave bones unlocked and a drawer or two open to gain your dog's interest. 12.75"L x 9.25"W x 2"H