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Sarah Crowther on Twitter: "A couple examples from our Lego challenge today! Make a marble maze or a boat that floats #STEM https://t.co/RjckAbFM4R" / Twitter
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mcpl_Libraries on Twitter: "Some impressive creations from Build a LEGO Marble Maze at #DamascusLibrary from #MDSTEMFestival! https://t.co/10BbDcp5a6" / Twitter
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