When a teacher marks a stack of homework, the final answer is the easy part to grade and the least useful thing to learn from. Two students can both write the right answer to a physics problem — one because they understood it, the other because they copied it. The interesting story is the thinking in between, and that is usually invisible. Proof of Thought is our attempt to make it visible without turning teaching into surveillance.
The journey, recorded honestly
When a student works through a problem with the tutor, the path they took is recorded: where they started, which hints they needed, the wrong turns they corrected, and the moment a concept finally landed. A teacher can open that journey for a student and read it like a short story of their reasoning, rather than guessing from a single mark in a margin.
What a teacher can actually see
- Which step a student got stuck on, and for how long
- How much scaffolding the tutor had to provide before they moved on
- Whether the student could explain the method back in their own words
- Patterns across the class — a concept many students stumbled on this week
Why this changes a teacher's week
A Grade 11 teacher with sixty students cannot sit beside each one. Proof of Thought lets them spot, at a glance, that twelve students all faltered on the same step of a derivation — which is a signal to reteach that step to the whole class, not to mark twelve sheets as simply wrong. Teaching time moves toward the places it is actually needed.
Guarding against the wrong use
A record of how a child thinks is sensitive, and we treat it that way. The journey is a teaching aid for the student's own teachers, not a public scoreboard. It is not used to rank children against one another, and it is governed by the same role-based access as the rest of the platform: a teacher sees their own classes, and no further.
Proof for the student too
There is one more audience for this record: the student. Looking back at a journey where they were stuck and then were not is quietly encouraging. It is evidence that struggling with something hard is the normal shape of learning, not a sign of failure. Seeing your own thinking improve over a term is a kind of proof worth keeping.