885 books • 54 series
Creator of puzzles - Dominosa 240 Logic Puzzles 9x8 (Volume 5) (Creator of Puzzles - Dominosa, #5)
The Big Book of Logic Puzzles - Ripple Effect 400 Hard (Volume 50) (The Big Book of Logic Puzzles, #50)
The Big Book of Logic Puzzles - Fillomino 400 Hard (Volume 45) (The Big Book of Logic Puzzles, #45)
The Big Book of Logic Puzzles - Galaxies 400 Logic (Volume 47) (The Big Book of Logic Puzzles, #47)
The Big Book of Logic Puzzles - Hitori 400 Logic (Volume 43) (The Big Book of Logic Puzzles, #43)
The Big Book of Logic Puzzles - Kuromasu 400 Hard (Volume 46) (The Big Book of Logic Puzzles, #46)
The Big Book of Logic Puzzles - Greater Than 400 Hard (Volume 41) (The Big Book of Logic Puzzles, #41)
The Big Book of Logic Puzzles - Sukrokuro 400 Logic (Volume 40) (The Big Book of Logic Puzzles, #40)
The Big Book of Logic Puzzles - Kropki 400 Logic (Volume 42) (The Big Book of Logic Puzzles, #42)
The Big Book of Logic Puzzles - Shikaku 400 Hard (Volume 39) (The Big Book of Logic Puzzles, #39)
Creator of puzzles - Hitori 240 Logic Puzzles 8x8 (Volume 4) (Creator of Puzzles - Hitori, #4)
Creator of puzzles - Hitori 240 Logic Puzzles 11x11 (Volume 7) (Creator of Puzzles - Hitori, #7)
The Big Book of Logic Puzzles - Greater Than 400 Easy (Volume 37) (The Big Book of Logic Puzzles, #37)
Creator of puzzles - Hitori 240 Logic Puzzles 12x12 (Volume 8) (Creator of Puzzles - Hitori, #8)