Notes from the learning engineering bench

What the model already knows.

Field notes from inside a K–12 learning platform. Mostly cognitive modeling, teacher tooling, and the unglamorous plumbing that turns an attempt log into something a teacher can act on before the bell.

EDMThought modelingTranspositionPiaget

From a bit to a mental move: modeling cognitive transposition

Two decades of learning analytics put a probability on a hidden scalar. Luna puts a posterior on the catalog of transpositions a student can execute — reading The Great Gatsby into characters and desires, factoring x²+5x+6 into a pair search via Vieta — the actual unit of thinking, modeled as faithful translations between languages and tracked Bayesianly.

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Luna — The K–12 Learning Platform