This game comes right from Simone Mueller's book "Hunting Together". You can buy it on Amazon here: Hunting Together: Harnessing Predatory Chasing in Family Dogs through Motivation-Based Training https://a.co/d/abU2jnV ----- If you have any questions or want to see pictures of the how the sausage tree can be done check out my Facebook page! I'll have pictures up later tonight. Enjoy! https://www.facebook.com/katejennaanne?mibextid=ZbWKwL