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Archive for 2015

Cycloid Drawing Machine Simulation

Sunday, July 12th, 2015

Last April, a friend who knows me too well told me about this new KickStarter for a Cycloid Drawing Machine. I looked at this intriguing adult spyrograph with great wonder, but then moved onto other things. But the machine continued to pique my interest, and every few days I would look at it again, trying […]

Interactive Puzzles are here!

Saturday, January 10th, 2015

I kept myself busy over the Christmas break (when I wasn’t feeding the birds and entertaining my cat) by adding 13 new Interactive Puzzle pages to this website. The puzzles work in modern web browsers (Chrome, Firefox, Safari, IE 9 or later), on iPads, and on some Android tablets . I think these puzzles are […]