Tag Archives: Mike Lawler

Summer Time is Puzzle Time

It’s Mid-May, that means it time to put away your serious things and time to start thinking about (what else?) math puzzles! Alexander Bogomolny, of CutTheKnotMath, has curated an amazing collection of math puzzles, problems, and interactive lessons. I always … Continue reading

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Family Math With The Lawlers

When I watch videos of Mike Lawler teaching math to his sons it makes me want to be a better teacher. Lawler, a mathematician by training and former academic, started Mikesmathpage to chronicle his lessons in homeschooling his kids, and … Continue reading

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In Praise of People Who Tell Us How to Play with New Toys

I’ve been thinking about getting a 3D printer for a long time but haven’t taken the plunge yet. Aside from the money, space, and inevitable proliferation of small plastic things to step on, part of me is worried I wouldn’t … Continue reading

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Fold Your Way to Glory

Yesterday, I led a meeting of a Teachers’ Math Circle about the fold and cut theorem. This theorem says any region with a polygonal boundary can be folded and cut from a sheet of paper using only one cut. I … Continue reading

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Diagonalization and Other Mathematical Wonders

It’s only a slight exaggeration to say I’m a mathematician because of Cantor’s diagonalization arguments (both the proof that the rationals are countable and the proof that the reals aren’t). I was already enjoying my intro to proofs class when … Continue reading

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