4 Cube Perpetual Calendar

📆 4 Cube Perpetual CalendarA minimalist calendar. A clever design. A little desk magic.This 4-block perpetual calendar displays every day, month, and weekday — all in a neat, compact cube format. It’s the perfect desk accessory for those who love tidy workspaces and clever design thinking. 🧠 Genius in the DetailsYou only need two cubes to display every date from 01 to 31.How? Here’s the trick — and it still blows my mind:One cube includes: 0, 1, 2, 3, 4, 5The other has: 0, 1, 2, 6, 7, 8But here's the kicker — the 6 doubles as a 9 when rotated.With just these digits, you can display every number from 01 to 31 without needing a single extra piece. Absolute wizardry in plastic. Why You’ll Love It:No batteries. No screens. Just timeless design.Works year after year — no need to replace anythingGreat for mindfulness: turn the cubes as a daily ritualLooks slick on your office desk, study space, or gift it to someone who appreciates smart designDesigned for single-colour printing — but