What is TOK? TOK stands for Theory of Knowledge. The TOK exhibition is a live or virtual show with three subjects established on one "IA request". It is a platform where your instructor at an internal level will evaluate you, but the IB Examiner will supervise your work at the external level. How can the TOK Exhibition be helpful? An "exhibition" basically intends to analyze your proficiency to pertain to the notion of TOK in the substantial society by delivering knowledge o