
#230 HoD Space ep2: Notes in exercise books, Ofsted, and A-level class sizes
Sep 9, 2026 - 00:42:00
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In an unscheduled episode, Kris Boulton analyses a trainee teacher's volume-of-prisms sequence. He and Craig Barton work through key design principles — simplifying the rule, stripping out the arithmetic, starting with t...