Description: Free Calculator. You can use Calculator to perform any of the standard operations for which you would normally use a handheld calculator. Calculator performs basic arithmetic, such as addition and subtraction, as well as functions found on a scientific calculator, such as logarithms. The game interface is quite simple so even if you are a beginner you can use it without any trouble.
Museum Addition Brings More Things to Try Kids arm-wrestle all the time, but over the Internet? And there's nothing unusual about checking your weight, but in gallons? And all of this to illustrate lessons about networks and the search for life in outer space?