Authors: Robert Lorens

Mind Puzzles Book for Adults Lighthouses Puzzles – 200 Brain Puzzles with Answers — Robert Lorens
Puzzles for Family UFO Puzzles — Robert Lorens
Logic Puzzles Kids Yagit Puzzles – 200 Logic Puzzles with Answers — Robert Lorens
Brain Puzzles Collection Cross Sums Puzzles – 200 Brain Puzzles with Answers — Robert Lorens
Brain Teaser Games No Four in a Row Puzzles — Robert Lorens