Here is pop-pop-pop fun with the Start and Stop icons, a whole sheet of Start icons, an hourglass (mouse cursor) and various toolbars(stone/paper/scissors and regular). Plus the Macintosh icon, a C prompt and an ABC prompt for good measure.

Start

Stop

Scowl

Sheet 'o Starts

Hourglass

Stone, Paper, Scissors

Toolbars

Macintosh

C Prompt

DOS computers were as easy as