Monday, August 3, 2009

Teaching Mathematics

It’s been 18 years since I taught mathematics, so I jumped at the opportunity to guest lecture in an STCC algebra class. Professor Brewer told me that the topic was multiplying two binomials. This is akin to multiplying two two-digit numbers (such as 43 times 57) but here one doesn’t know the digits.

I had a great time as may be seen from the picture. There is something magical when a class goes well and students are absorbed in learning.

While the mathematics is the same, other things have changed since I last taught. Professor Brewer’s class is using software to do and record their homework. In this way the instructor can track the level of activity for each student and each student’s progress.

This technology addresses what I consider one of the biggest problems in mathematics instruction – making sure students are practicing. Learning mathematics is like learning to play an instrument. No matter how many times you see someone else do it, you won’t learn without your own diligent practice. It’s like the old witticism: How do you get to Carnegie Hall? The answer is practice, practice, practice.

STCC has a great mathematics department dedicated to help all students learn. This was clear from the way Professor Brewer structured her class and the way she engaged students. Her department is leading efforts - part of the college’s Achieving the Dream initiative - to improve student success in mathematics.

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