🧱 Completeness checklist
Blue Tub · set 4278 — 150 part types · 1,000 pieces · 12 colours · 0 minifigs
📥 Drop photos or a parts file to auto-check
📸 Auto-check a colour: photograph each colour — one colour per photo · parts laid flat & not touching · on a plain white A4 sheet · phone straight overhead · even light, no shadow. We tick what we can see; you confirm the rest.
0 / 150
Jump to colour
Red
White
Blue
Yellow
Black
Green
Orange
Trans-Dark Blue
Dark Gray
Light Gray
Trans-Red
Trans-Clear
Tick a part when you've found them all. Your ticks are saved on this device. Counts are the official Rebrickable inventory for this set — spares included where the set ships them.