Pocket Life -Conway's Game of Life (aka "Life") is a mathematical toy which was discovered in 1970 and has been ported to almost every single kind of computer since then. I could not find a version for the Pocket PC, so I wrote one myself
RealCalculator includes a scientific calculator, a function-plotter, a function calculator (symbolic derivation, simplifying expressions), a matrix calculator (both real and complex numbers), a calculator for complex numbers, a computer-calculator (hexadecimal / binary)
Area Calculator is a powerful application which enables you to quickly determine the area and perimeter of many typical two dimensional objects. Whether in school, on the job, or working in the field, this tool provides a professional look and feel while delivering accurate results. The Windows Mobile device lends itself well to support an area calculator
PocketMath - PocketMath is an advanced graphing calculator for the PocketPC platform:
Advanced plotting capabilities: Explicit, parametric, and implicit plotting in 2-D and 3-D using built-in or custom coordinate systems, and custom plotting of points, lines, polyhedra, etc. The PocketMath website has a gallery of some of the plots the software is capable of
XEVAL - XEVAL is short for Expression Evaluator. It is a calculator that evalulates a Mathematical expression and outputs the value with a precision of 6 decimal digits.
Unlike ordinary calculators that can only evaluate mathematical expressions with two operands, XEVAL can evaluate an entire mathematical expression no matter how long it is
PiCalc - PiCalc is a utility that calculates the number pi down to 20,000 decimal places. As the site explains, the interest of such a program lies in testing your machine's processor speed.
Then you can compare your score with those available on the program's web site
Pocket Solver - Pocket Solver allows you to solve equations on your Pocket PC. You type in an equation and enter values for all but one of the variables. Unlike a spreadsheet or calculator, any unknown variable can be found without having to rearrange the equation.
Pocket Solver isn't just limited to performing everyday calculations
2nd Grade Math: Standardized Test Prep - Together we can help them make the grade!
The Standardized Practice Test Series was created to help prepare young students for grade-level specific Standardized Testing. Such testing is implemented throughout most school districts in the United States
Master Addition (ARM) is a tool that you can use to either help your children learn to add up or you can use it yourself to improve your mental arithmetic
EasyQuadratic Student - Solve simple quadratic equations in no time.
Features:
Automatically calculates and returns the two possible values for the quadratic.
Shows step by step working
Hide answer feature for use in answer checking for preps