boring machine | Why are tunnel boring machines buried after use?
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The INGENIOUS WAY their PROFESSOR made them LEARN THAT | Witness an unforgettable lesson! This short clip reveals the ingenious method a professor used to teach their students a complex concept, making a difficult idea stick instantly and forever. Get ready to see learning in action!
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How to draw a elephant use 1234 numbers | That's a clever way to use the numbers! Here is a popular "1234" method for drawing an elephant.