NINA OTTOSSON DOG HIDE N' SLIDE PUZZLE DOG TOYINTERMEDIATE LEVEL FUN: The Puppy Hide N' Slide level 2 intermediate puppy puzzle is a fun hide and seek challenge that requires your pup to learn how combined actions lead to a tasty reward! Great for pups who have mastered level 1 puzzles. CHALLENGE YOUR DOG'S MIND: The Puppy Hide N' Slide is an interactive treat puzzle game that works your dog's mind while reducing boredom and destructive behavior. Swivel to hide treats under the flippers or place