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Praxis Puzzles

Calendar Puzzle "Rhombus"

This is the first puzzle I designed that can be sold in a shop.

Order calendar puzzle "Rhombus"

Ten puzzle pieces leave three rhombuses open that together form a date.

Photo of an empty board of calendar puzzle "Rhombus" with all 10 pieces around it

On Monday January 1, the solution below would be good, because only the rhombuses and and are open.

Photo of a solution of calendar puzzle "Rhombus" of the challenge of Monday January 1

This calendar puzzle comes in a cardboard gift box with a large window.

Photo of calendar puzzle "Rhombus" in a gift box

The Calendar Puzzle

© 2023 Peter Puzzle
★★★★☆ hard
More than 2500 different challenges in 1 puzzle
8.3in × 5.9in × 0.25in
Handmade in the Netherlands
Birch plywood
FSC label
Mix: supporting responsible forestry
English (see kalenderpuzzel "Ruit" for the Dutch version)
In cardboard gift box with large window
$25 plus shipping cost
Order calendar puzzle "Rhombus"
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Frequently Asked Questions

Can I flip a puzzle piece?
Yes, the puzzle pieces do not have a specific front and back.
Is there a solution for every challenge?
Yes, every challenge has a solution.
Is every challenge equally difficult?
No, some challenges are more difficult and others are easier.
How many different challenges are there?
A year has a maximum of 366 days and each date can be on 7 different days of the week. So the number of different challenges is 7 × 366 = 2562.
What can I do if my question is not listed here?
Use the Contact Form to ask your question.

Try the Calendar Puzzle Online

Can you arrange the ten puzzle pieces so that only the rhombuses of today's date are open?

Can you arrange the ten puzzle pieces in such a way that only the rhombuses and and are open?

move piece
move piece
rotate piece clockwise
flip piece

This challenge has different solutions and is in relation to other challenges, because % of all challenges is than this one.

You only have to solve this challenge again on .