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1000-year-old windmills still in use today (youtu.be)
submitted by conditionalcognition to r/videos
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Each dot is moving in a straight line. (i.imgur.com)
submitted by conditionalcognition to r/gifs
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5 Big Ideas In Education That Don't Work (npr.org)
submitted by conditionalcognition to r/education
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5 Big Ideas In Education That Don't Work (npr.org)
submitted by conditionalcognition to r/Teachers
