Content of the next

issue of CFF.


CFF 105 is distributed March, 2018


CFF 106 is planned to be distributed in July, 2018:


Rik van Grol

Matrix - Part 2 - Mechanical Puzzles and Group Theory

Pantazis Houlis

Wrap O-round Weave Five - Part 2

Carl Hoff

Contest 45 Results - Pentacube Tree of Life

Ekkehard Kunzel

Wooden Puzzle Animations - Part 2

Erwin Bonsma

Hexagonal Ball Pyramid Puzzles

George Bell


Puzzle News

Rik van Grol