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Okay, so 2+2=4. If that’s the question, I can probably grade it. But most of what I teach is sustainability and “right” answers are a lot less clear. I’ve been doing research into self-reflection and sustainable assessment recently for a project and I think it applies here. Sustainable assessment, described by Boud and Falchikov (2007), … Continue reading
It’s a commonly seen phenomena, dust particles sparkling in a narrow beam of light, but why does this happen? Mostly, this is a result of our ability to perceive contrasts and the ability of the dust particles to reflect light. Let’s start with the latter point. Light is reflected or absorbed by surfaces. We experience … Continue reading
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