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Assessment Modes
Explore the two ways TOK is assessed: an internal exhibition commentary and an external essay, together making up your full TOK score.
Last updated 30 April 2026
TOK EXHIBITION
This is…
a written exhibition commentary based on 3 objects (objects can be almost anything)
internally assessed (but moderated externally)
worth 33% of the total TOK score
individual work and not group work
a replacement for the old (pre-2020) TOK presentation assessment mode
TOK ESSAY
This is…
an essay based on 1 of 6 prescribed titles released in March of Y6
externally assessed
worth 67% of the total TOK score
largely based on AOKs
no more than 1600 words
submitted toward the end of the 2-year IBDP