Pentomino Exclusion (IPP23) by Solomon Golomb / Kadon

Pentomino Exclusion (IPP23) by Solomon Golomb / Kadon

Several puzzles with several colorful pentominoes!  Read the leaflet excerpts in the photos for more details.

22 years old, this puzzle is from IPP 23 held in Chicago, USA in 2003.

Puzzles are made to live in people's hands.  Pick one up today!  See all active listings here: metagrobology : the study of puzzles

Shipping by USPS, payment via Zelle, Wise, check or money order.  If you have any questions, please ask them before bidding. :-)

PS - To be explicit for those who necessitate it, I no longer accept camels, Bitcoin, children, rupees, ingots and pretty much any form of payment not expressly listed above.