A new puzzle every Saturday. Solutions one week later.

Basic Stats
1051 weeks, 1084 pages & 7357 days
20 years + 1 months +21 days

>>>>Puzzlers Statistics<<<<

Puzzle of the week

Coll.20th-008. Primes of the migrant digit

Curios by CR in Prime Curios!


The last five news

Date Puzzle about


July-13-18 Coll.20th-007

Puzzle 32 Puzzle 134

Emmanuel Vantieghem

Carlos Rivera
Carlos Rivera


July-6-18 Coll.20th-006

Puzzle 238

Fred Schneider, Giovanni Resta, Jan van Delden & Emmanuel Vantieghem.

James Lavelle
, a big clap because he solved the first, a puzzle posed 15 years ago!!!
Jun-29-18 Coll.20th-005


Emmanuel Vantieghem, Giovanni Resta.

Michael Hürter.


Jun-22-18 Coll.20th-003


Dmitry Kamenetsky, Michael Hürter.

Emmanuel Vantieghem

Jun-15-18 Coll.20th-003 Claudio Meller, Michael Hürter, Emmanuel Vantieghem and Dmitry Kamenetsky.
Jun-8-18 Coll.20th-002 Giovanni Resta, Simon Cavegn and Michael Hürter



These pages will be updated every Saturday morning -- Last Modified on: Friday, 13-Jul-2018 14:45:59 PDT

"Many thanks to Martha Rivera, Miguel H. Rivera and  G. L. Honaker, Jr. for reviewing and correcting the  very first version of these pages, dated on May 23, 1998 "

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