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The book of pi - Volume II More Detail
The book of pi - Volume II By Dag Espolin Johnson
eBook (PDF): $12.58
Download immediately.
The first 1000000 (one million) digits of pi.
Sudoku master's collection More Detail
Sudoku master's collection By Dag Espolin Johnson
eBook (PDF): $7.50
Download immediately.
(1 Ratings)
This book contains 75 very difficult sudoku “number place” puzzles. In case you get stuck, the book also provides you a hint to each puzzle. Ideal for vacations and holidays, commuter... More > train and long flights.< Less
The book of pi - Volume III More Detail
The book of pi - Volume III By Dag Espolin Johnson
eBook (PDF): $16.75
Download immediately.
The next 5000000 digits of pi: Digits 1000001 through 6000000, continuing from volume II.
Challenging Gatai-5 More Detail
Challenging Gatai-5 By Dag Espolin Johnson
eBook (PDF): $7.50
Download immediately.
Gattai-5 Sudoku (also called Samurai Sudoku) is an exciting and challenging puzzle, evolving from the popular Sudoku (number place) puzzle. The puzzle consists of five Sudoku-grids: One in the centre... More > and the other 4 overlapping each corner grid of the central one. Your numbers must be placed correctly for all the five puzzle squares.< Less
The book of pi - Volume II More Detail
The book of pi - Volume II By Dag Espolin Johnson
Paperback: $21.63
Ships in 3-5 business days
The first 1000000 (one million) digits of pi.
The book of pi - Volume III More Detail
The book of pi - Volume III By Dag Espolin Johnson
Paperback: $39.30
Ships in 3-5 business days
The next 5000000 digits of pi: Digits 1000001 through 6000000, continuing from volume II.
Challenging Gatai-5 More Detail
Challenging Gatai-5 By Dag Espolin Johnson
Paperback: $12.72
Ships in 3-5 business days
Gattai-5 Sudoku (also called Samurai Sudoku) is an exciting and challenging puzzle, evolving from the popular Sudoku (number place) puzzle. The puzzle consists of five Sudoku-grids: One in the centre... More > and the other 4 overlapping each corner grid of the central one. Your numbers must be placed correctly for all the five puzzle squares.< Less
Sudoku master's collection More Detail
Sudoku master's collection By Dag Espolin Johnson
Paperback: $13.92
Ships in 3-5 business days
(1 Ratings)
This book contains 75 very difficult sudoku “number place” puzzles. In case you get stuck, the book also provides you a hint to each puzzle. Ideal for vacations and holidays, commuter... More > train and long flights.< Less

About Dag Johnson

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