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Re: To K12 teachers here: Another enjoyable post from Dan Meyer
Posted:
Aug 27, 2013 6:22 PM


> > On Aug 27, 2013, at 4:57 PM, Richard Strausz > <Richard.Strausz@farmington.k12.mi.us> wrote: > > > So far, there are two 'voters'. I say that an > exercise which helps students answer the question > 'How can you fit a quadratic function to a set of > data?' broadens the usual scope of an algebra class > in a positive way. You vote 'No'. > > Broadens? How exactly do you broaden on something you > didn't even teach? He isn't even trying to tie this > activity to the quadratic function let alone the > reasoning behind that function. No one is fitting > anything to a quadratic function here. They are > fitting a poorly thought out activity to a curved > line on a piece of paper. How can anyone be gaining > an understanding of ax^2+bx+c = 0 through this > activity? > > Algebra avoidance has been pretty well documented on > mathteach. > > Bob Hansen > How do you know that 'he' (actually the 'they' of the fellow posters and readers like me) didn't do any teaching of the quadratic function?
Richard



