50 books • 1 series
"Puzzler" Travel Puzzles 1
"Puzzler" Wordsearch
Sudoku Iron Man #1
Sudoku On the Go
The Giant Book of Holiday Puzzles
"Puzzler" Codewords 2
"Puzzler" Advanced Sudoku
"Puzzler" Sudoku
The Giant Book of Crosswords
"Puzzler" Futoshiki
"Puzzler" More Killer Sudoku
"Puzzler" Battleships
"Puzzler" Killer Sudoku
Japanese Number Puzzles
Puzzler Holiday Puzzles
Puzzler More Holiday Puzzles
The Kakuro Challenge
Sudoku for Smart Kids
1001 Sudoku
More Original Sudoku for Kids
Original Sudoku for Kids
Fundoku
More Fundoku
Advanced Sudoku