Upgraded Puzzle Toy with Adjustable Difficulty Level - Are you worried if this puzzle toy for your pets is too difficult or too easy? By reducing or increasing the slider to adjust the difficulty, slowly increase the difficulty level and find the right level to excite your pet to help keep their brain active and mentally stimulated. Let Your Pet Develop Healthy Eating Habits - Are you still worried about your pets overfeeding? This slow feeder has more food storage holes and encourages pets to eat at a slower rate Keep your dog busy and active - These advanced puzzle toys for dogs can keep them busy and improve the dog’s IQ, train the pet’s sense of smell, and allow the dog to have fun by using the nose or paw to move the cursor. Fun Stimulation Toys - The Brain Stimulating Toy of the dog is designed more fun than other dog puzzle toys. Circle track slider game, animals need to move the slider correctly to get the food reward hidden in the maze, special for smart puppies, cats. Best