Everything you need to understand or teach Food of the Gods by Terence McKenna.
"Food of the Gods: The Search for the Original Tree of Knowledge" is a book examining human history and its relationship to psychoactive plants and substances. The author provides evidence and arguments for hallucinogenic plants playing a role in human evolution, particularly that of growing self-reflection. The book also explores the recent uses of drugs by humans and argues for a reappraisal of human's relationship to plants and nature.
Food of the Gods: The Search for the Original Tree of Knowledge Lesson Plans contain 134 pages of teaching material, including: