202 books • 15 series
Turn On The Logic Straights 200 Normal Puzzles 9x9 (Volume 7) (Straights Puzzle Book, #7)
Turn On The Logic Straights 200 Normal Puzzles 9x9 (Volume 8) (Straights Puzzle Book, #8)
Turn On The Logic Straights 200 Hard Puzzles 9x9 (Volume 12) (Straights Puzzle Book, #12)
Turn On The Logic Straights 200 Master Puzzles 9x9 (Volume 13) (Straights Puzzle Book, #13)
Turn On The Logic Straights 200 Master Puzzles 9x9 (Volume 14) (Straights Puzzle Book, #14)
Turn On The Logic Straights 200 Master Puzzles 9x9 (Volume 16) (Straights Puzzle Book, #16)
Turn On The Logic Straights 200 Master Puzzles 9x9 (Volume 15) (Straights Puzzle Book, #15)
Turn On The Logic Straights 200 Normal Puzzles 9x9 (Volume 6) (Straights Puzzle Book, #6)
Turn On The Logic Numbricks 200 Hard Puzzles 9x9 (Volume 10) (Numbricks Puzzle Book, #10)
Turn On The Logic Numbricks 200 Hard Puzzles 9x9 (Volume 12) (Numbricks Puzzle Book, #12)
Turn On The Logic Numbricks 200 Hard Puzzles 9x9 (Volume 11) (Numbricks Puzzle Book, #11)
Turn On The Logic Numbricks 200 Normal Puzzles 9x9 (Volume 5) (Numbricks Puzzle Book, #5)
Turn On The Logic Numbricks 200 Master Puzzles 9x9 (Volume 13) (Numbricks Puzzle Book, #13)
Turn On The Logic Numbricks 200 Master Puzzles 9x9 (Volume 16) (Numbricks Puzzle Book, #16)
Turn On The Logic Numbricks 200 Master Puzzles 9x9 (Volume 15) (Numbricks Puzzle Book, #15)
Turn On The Logic Numbricks 200 Master Puzzles 9x9 (Volume 14) (Numbricks Puzzle Book, #14)