"Mathtoons Media creates high level math learning tools that use wacky animation, humour and music. The Mathtoons Log App helps students learn how to change between exponential and logarithmic forms of an equation with the animated guidance of Captain Calculator and his assistant, Corporal MiniCalc."
This free graphic calculator can also serve as a Scientific Calculator, has graphing capabilities, offers a unit converter, and can create a table of functions from values entered. It also has a set of references for formulas.