Perpetual Calendar

Decorative calendar: this calendar not only looks beautiful, but you can set the time, year and date yourself. Easy to build: the 52 pieces are pre-sawn, good for approximately 2 hours of building fun. Perfect for novice builders.

You are rewarded for your work and it is also very educational. You build the mechanical structure step by step.

Perfect gift for birthdays, holidays or fun to build yourself!