Windell Oskay (@Oskay) of Evil Mad Scientist Laboratories (@EMSL) told us about co-authoring a book: The Annotated Build-It-Yourself Science Laboratory. Some great EMSL links: A signed copy of Windell's book Dis-integrated 555 timer kit Candle flicker LEDs Food in specimen jars EMSL blog post Spherical pen plotter (EggBot Pro!) The book Chris brought up was Thinking Physics. Windell is also on Google Plus. Contest to get Windell's signed book ends 11/13, send in your entry!