The treat puzzle has no removable areas. Instead, it has 7 swiveling flippers that conceal the treats. The pet dogs can just slide the flips to retreat the treats, or they've to scoot and slide the track to expose it. That is a difficulty degree 2 puzzle. It’s rated as https://dailyideapost.com/the-ultimate-guide-to-dog-toys-kong-dog-toys-dog-puzzle-toys-interactive-dog-toys-and-tough-dog-toys/