Lesson Study Video for Thinking Systematically: Posing the Problem (1 of 6)

Posing the problem (1 of 6)

There is a short opening stage in which the teacher gives some hints to the class about what they might be doing today. He posts on the white board a picture of a pencil and a ball-point pen. He asks students what they might expect to pay for each item. Some students comment that the lesson will be about costs and possibly about total costs.

Back to Thinking Systematically