An online scientific calculator that can be used anytime on the web. Embed a widget on your website or wiki for students to use instead of issuing calculators daily.
"This is a collection of movie clips in which Mathematics appears. I'm collecting DVDs and VHS tapes of such movies. This is a working document to be extended over time. "
Welcome to MindCipher!
The social repository of the world's greatest brain teasers, logical puzzles and mental
challenges. Join us to add, rate, and comment on puzzles!