Treats on a Leash is proud to carry Nina Ottosson. in Ames, Iowa. Nina Ottosson’s range of durable interactive games have been designed to stimulate a dog’s brain whilst reinforcing his relationship with people. Each design has a unique mechanism that requires mental as well as physical dexterity to work through the challenges and reveal hidden food rewards. They can be set to differing levels of complexity, to satisfy all ages and breeds of dog. So whether you have a ‘Forrest Gump’ or an ‘Albert Einstein’, there is a Nina Ottosson game design to suit every dog!