fun Snap Cubes

I made a few versions of the test cubes to test the filament out script, they can be snapped together like Lego. The multi-color ones were made from cutting the filament in the middle of the print to generate the filament out condition and let the system pause for me to change filament.
Refer to Filament Out Sensor thingi https://www.thingiverse.com/thing:2533511 if you are interested in installing one.
Print settings include 60mms speed, 30% infill, with support generation. Extruder heat 2