For Really, Really Smart Dogs
Easy: Hide treats in all compartments underneath the rotating disc and underneath all the blocks that can be lifted, and let the dog try to find the treats.Medium: Unscrew the rotating disc and put treats underneath all blocks that lift or slide. The dog has to both lift and slide blocks in order to find the treats.
Difficult: Hide treats underneath all the blocks, both those that slide and those that can be lifted, as well as in all compartments underneath the rotating disc. The dog has to spin the disc to the right position so that block after block is exposed and can be pulled out and thereby reveal the treats.
