Designer ProfilesInterlocking Puzzles

Alexander H O’Brien Mechanical Puzzles

Puzzle Designers and Craftsmen

Alexander Haydon O’Brien is a new mechanical puzzle designer who has produced a range of fabulous wooden interlocking puzzles.


If you have information on this puzzle craftsman, or images to support the wooden puzzles on this page please feel free to get in touch.

News of events:

To be confirmed.


You can obtain a number of Alexander’s puzzles at PuzzleMaster and they have been produced by the incredible Jakub Dvořák and Jaroslav Švejkovský at Pelikan Puzzles.

Alexander Haydon O’Brien Puzzles

Alexander has produced some great wooden puzzles, of which many are below (Please feel free to update on missing puzzles).

Friction Knot on my Watch Glitch
Recede Second Hand Tortoise
Tunnel Snakes Pelikan Puzzles

*TheMetagrobologist most wanted. Do you have a copy to sell/trade? Email or PM us on our Facebook Page.


This page has been created to act as a constantly updated, serious portal and directory to many of the world’s most popular, foremost and prolific mechanical puzzle designers and craftsmen.

If you are a craftsman or puzzle designer and would like to be added to the list, provide a small biography, display some new puzzle designs, news, or add new links or information for our readers please get in touch.

Interested in new mechanical wooden puzzles?

Visit Wood Wonders Online.


Checkout our latest blogposts for news and site updates.

Tortoise by Alexander Haydon O’Brien © Manufactured by Pelikan Puzzles

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