Category: Blog

If students only see the score after the work is done, they learn about performance. If they predict first and compare later, they can also learn about their own judgement. Bolt 05 turns prediction error into educational information.

The learner, teacher, coach, stopwatch and repeated performance are different calibrators. Bolt 04 asks what happens when self-estimation and external judgement disagree—and why education should teach students to calibrate themselves.

A test can be marked perfectly and still support a smaller conclusion than people assume. Bolt 03 explains validity, sampling, weighting, state and why a good score still needs a good interpretation.

One number can hide an entire performance. Bolt 02 uses Usain Bolt’s 9.58-second world record to show why educational scores must be decomposed before they can diagnose a learner.

A score is evidence about a performance, not a numerical description of a human being. The first Bolt Series article separates the learner, the performance, the measurement and the score.

A MindOS guide to making peer and group study produce individual explanation, retrieval, feedback and transfer rather than hidden dependence or divided labour.