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Direct linkNg, Oi-Lam; Chan, To – British Journal of Educational Technology, 2021
We adopt five observation categories, namely classroom management, classroom environment, communication, mathematical content and tasks, to analyse four in-service secondary mathematics teachers' noticing upon watching video episodes showing an actual mathematics lesson that implemented 3D Printing Pens for teaching and learning shape and space.…
Descriptors: Classroom Techniques, Classroom Environment, Interpersonal Communication, Mathematics Instruction
