Solution video for calendar door number 1:

Calendar door number 1



1

The question is:

What does he see when he observes the pyramid from the side?

For answering today's question please watch the following video:

https://www.youtube.com/watch?v=hd7Tw5izIvk
Latest submission time: Wednesday 02 December, 2015, 23:00 PM
Unfortunately, a solution for this question can no longer be submitted!