They found that students assigned to teachers who used more mathematical vocabulary in their lessons made greater progress ...

Want to learn more? Sign up for a free five-week email mini-course full of research-backed strategies to help students make sense of math. In Sarah Cuddihy’s 1st grade class at Driscoll School here, ...

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The teachers were staring at a piece of paper with a small pencil drawn on it. Their trainer asked them: How long is the pencil? To find the answer, the teachers broke apart some of the small, ...