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Make: Projects – Light switch time capsule

Make: Projects – Light switch time capsule

I get nostalgic when I move out of a home, especially if it’s one I’ve lived in awhile. Leaving a secret treasure or two, stashed here and there, seems to help me get closure. Unlike, say, dropping a note down inside the wall, a note on the back of a switch plate is likely to be found sooner or later, but not right away. I’ve included a PDF template with a tiny font that makes it easy to fit a 500-word message on the back of a standard light switch plate.

Free downloadable Mentat training calendar for 2011

Free downloadable Mentat training calendar for 2011

A month ago, I blogged about Ron Doerfler’s beautiful Age of Graphical Computing calendar for 2010, lamenting the fact that it’d only appeared on my radar at the end of the year. Well, I’ve been keeping an eye peeled, and Ron just released his 2011 calendar. It’s not about graphical computing, but about what is perhaps an equally interesting mathematical curiosity: Techniques for doing fast mental math. And it looks to be just as beautiful.