The treat puzzle is made up of no detachable pieces. Alternatively, it has 7 swiveling flippers that conceal the treats. The dogs can just slide the flips to retreat the treats, or they have got to scoot and slide the track to reveal it. That is a problem amount 2 https://dailyideapost.com/the-ultimate-guide-to-dog-toys-kong-dog-toys-dog-puzzle-toys-interactive-dog-toys-and-tough-dog-toys/