Fully comprehensive and completely updated, this new edition exactly matches the 2013 syllabus and most accurately embodies the IB way of teaching TOK. Complete with a supporting Skills & Practice text, this authoritative package will concretely strengthen critical thinking and take the mystery out of exploring knowledge. With a focus on actively employing skills, students will learn through doing, building a confident and independent approach to writing knowledge questions and claims, analysis and justification. Developed with the IB, it is packed with in-depth guidance straight from the IB and gives unrivalled insight into IB assessment.