This cube can display the date of the day on a selected face by rotating and twisting some parts of the cube. In the initial state the cube shows 1/01/00 for January 1, (20)00.
In addition the cube can also display the week numbers.
Range from 1/01/00 (January 1, (20)00)
up to 12/31/99 (December 31, (20)99)
in 1 day steps
Range from 1/01/00 (January, Week 01, (20)00)
up to 12/52/99 (December, Week 52, (20)99)
in 1 week steps