A movement to help students understand rather than memorize has had sprawling effects, including pushback on teaching methods ...
The seventh graders in Maddie Hines’ project-based math class in North Portland are learning all about how to run sophisticated experiments where they come up with a hypothesis, test it out using the ...
Puzzle 1: You are given nine gold coins that look identical. You are told that one of them is fake, and that this coin weighs ...
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