Designer ProfilesEdgematching

Frederick Schossow Mechanical Puzzles

Puzzle Designers and Craftsmen

Frederick Schossow was a puzzle and game designer from Detroit, the USA. In 1900 he designed and patented the popular Instant Insanity puzzle, known as the Katzenjammer.

Frederick Schossow Information Thank you Dimitry for the link.
If you have information on this puzzle craftsman, or images to support this page please feel free to get in touch.

News of events:

To be confirmed.


Frederick’s puzzle is available at Mr Puzzle.

Frederick Schossow Puzzles

Frederick has produced the following puzzles below (Please feel free to update on missing puzzles).

Instant Insanity

* 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.

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Instant Insanity by Frederick Schossow © Mr Puzzle

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