The students huddled around their tables, scribbling and erasing their notes, nodding and shaking their heads and rearranging the blocks in front of them. “There has to be a hole in the middle.” “We ...
The students huddled around their tables, scribbling and erasing their notes, nodding and shaking their heads and rearranging the blocks in front of them. “There has to be a hole in the middle.” “We ...
Narrow math tests inevitably drive down real standards because accountability pressures principals and teachers to teach to the test. Conversely, well-engineered tests of the math we actually want ...
As a rookie engineer in my first job, my boss presented me with a pile of notebooks that belonged to a recently retired senior engineer. He asked me to distill the most common calculations in them ...
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