Reverse polish Notation (RPN)

Hewlett Packard is the only calculator maker that offers RPN on it... read more

For a limited time, we have reduced the price of the HP 48gII to $99. We also include a free HP imitaition leather ... read more

Top quality keyboards

Hewlett Packard’s exclusive "Rotate and Click" keys only found on HP Calcu... read more

HP Calculator Connectivity Kit (CONNX3) for HP39G The HP39G+ connectivity kit allows you to transfer aplets(tm)... read more