Timer
Shows the actual time plus a countdown or countup timer, set by user, with an ok 'buzzer'. Remember to set the time to count up to/down from before starting the clock! There's another timer.
Toolbox
Similar to the tools on a Smartboard Interactive Whiteboard but includes a compass too.
Calculator Font (link to external site)
Install this font to produce calculator key symbols for your worksheets. The webpage provides a character map guide.