Saturday, March 21, 2015

K'nex Education - Car Window Crank

Katie built her 2nd physics project - a car window crank.  She didn't understand it at first and I had to explain to her that we used to have to crank up the window manually.  She was shocked that we had to do such "hard" things - yep, pushing a button these days is pretty easy!  Let's not forget the days of hard things...


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