Channel 8: Microsoft Math
Microsoft Math? I didn't know Microsoft did math. It's designed as a set of tools and tutorials for students to learn math concepts. Diane Curtis goes through a video demo of Microsoft Math on Channel 8 (Channel 9 for students): https://channel8.msdn.com/Posts/Want-your-math-homework-done-faster/
Microsoft Math features such as 2D & 3D graphing calculators, triangle solver, equation library, unit conversion and more. It also supports handwriting on a Tablet PC.
Channel 8 Home: https://channel8.msdn.com/Default.aspx