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, ...

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

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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, ...