A machine to blow out the candles on your birthday cake. The person blowing you hear in the background is because it didn’t exactly work.
Posted on June 10, 2010, in Physics, Rube Goldberg Machines, Teaching. Bookmark the permalink. 1 Comment.
Loved reading this thankks
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Best wishes, loved your blog. FIrst saw your class page while searching for Standards BAsed Grading
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Thannk you for sharing this
Bowman in Arabia 
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