Free tape-like calculator able to process non-trivial numeric expressions such as: -ln(1+2) * 3% + sin(4 5/6)^7. Edit previous calculations and re-calculate, cut and paste. Customizable font and buttons. Many features. Help file.
Freeware Scientific Calculator for Win32 Platforms with Infix Notation, Brackets, Scientific Functions (Trigonometric, Hyperbolic, Logarithmic - including Base 10, Base 2 & Natural - plus more), Memory, Paper Trail, Result History List and more. v5 Includes support for Prefix functions so to evaluate log (10) you can enter log 10 rather than 10 log (which is the default behaviour)
Tutorial and Presentation creation software, primarily aimed at creating tutorials on how to use software (like a tutor for MS-Word/Excel etc). Using Wink you can capture screenshots of your software, use images that you already have, type-in explanations for each step, create a navigation sequence complete with buttons, delays, titles etc and create a highly effective tutorial for your users.