Exactly 101 pieces. I was struggling to get this to look as cohesive as I hoped, so I decided to lean into the chaos a bit 
Element grid:
Unedited photo and behind-the-scenes:
Supports were removed and several tubes were recolored to medium azure (2x bright light orange large macaroni, 1x light bluish gray small macaroni, 2x dark teal 1x2 slotted pin connector).
The Duplo sign and printed tiles were added later, superimposed over the main image.