Buy some wood slices. Measure them.
Find some images suitable for this assaignment. Change them into vector graphs in AI. Manipulate them to meet the laser cutter’s need. Blue for etching, Black 0.1pt lines for cutting, and white for nothing.
This one is for cut.
And this one is for etch.
Laser cut. And gotcha.
When waiting for etching, I folded an origami from game Heavy Rain. (With my eyes on the laser cutter, of course. )