
- Amazon Review
“Definitely worth the read”
METHOD MATTERS
A Practical Guide to Achieving Your Goals Through Critical Thinking
Learning to execute the critical thinking process effectively is crucial to advancing your career, business, and personal projects. Method Matters will give you the deep understanding necessary to take your goals to the next level.

Mental Mosaics
A Unique Collection of 200 Puzzles on Logic, Lies, and the Limitless
Mental Mosaics is a collection of 200 unique puzzles and challenges on an eclectic range of subjects, including clocks and calendars, liars, demons, chess boards, rotatable words, and hidden infinities. Each chapter is a self-contained unit that focuses on its own unique subject, starts with one or two simple puzzles to set the tone, progresses to a number of moderately difficult puzzles, and concludes with a small number of highly difficult puzzles to test your mastery. This book includes 184 novel puzzles created by the author, Brandon Quinn, and ends with 16 puzzles that are famous across the world, concluding with “The Hardest Logic Puzzle Ever.”


- Amazon Review
“Definitely worth the read”
Hexakai
A Sudoku-inspired game of hexagons
Dive into the captivating world of Hexakai, a unique and challenging hexagonal puzzle game, with this comprehensive puzzle book. Perfect for enthusiasts and newcomers alike, this book offers a delightful mix of engaging puzzles, strategic insights, and a touch of mathematics to enhance your puzzle-solving experience.

@brandon_quinn
ABOUT THE AUTHOR
Brandon Quinn is a writer and software engineer whose work spans logic puzzles, mystery fiction, and explorations of critical thinking and rationality. He created the game of Hexakai, a Sudoku-inspired game of hexagons, and authored Mental Mosaics and Method Matters, along with books on quarter-tone composition and saxophone technique.
Outside of writing, Brandon develops software with a focus on systems design and problem-solving and works to find creative intersections between technology, mathematics, and the arts.