CCalendar is a calendar. You can choose your own pictures, use it as a help to fill date entry field, calling javascript functions, process schedule or assign event to the days.
CCalendar allows multilanguage.
TimePicker allows your user to pick up an hour or a delay easily.
The hour format is fully customizable (AM/PM). The applet can update a field in the page or call an URL with the hour in parameter.
Math slot is a funny way to learn to calculate. The player launch the slot machine.
When the wheels stop, he to found the result of the operation proposed.