GraphCalc
GraphCalc is a very gui (graphical users interface) graphing calculator. It has been called a good replacement for a TI-85. It is a must for any high school math student.
 
   
   GraphCalc Main Page    GraphCalc Menu Commands
   
   GraphCalc Buttons    GraphCalc 2D Graph
   
   GraphCalc 3D Graph    GraphCalc Tools
   
   GraphCalc Scrips Area    GraphCalc Scrips Surface Area
   
   GraphCalc Scripts Volume    GraphCalc Probability
   
   GraphCalc Test    GraphCalc Math
   
   GraphCalc Stats    GraphCalc Hex Digits