Mystery of the Lost Treasure: A Maze Quests Adventure, Comprehensive Activity Books, Hidden Pictures, Multi Activity Books, Brain Puzzles, STEM and ... logic puzzles, Seek and Find Puzzles for Kids

Logic Puzzles: 60 Logic Grid Puzzles

50 Logic Puzzles: Logic Grid Puzzles

Halloween Logic Grid Puzzles (Logic Puzzles)

Logic Puzzles With Grid: Hitori Puzzles - 200 Logic Puzzles with Answers: 3 (Logic Puzzles and Games)

40 Difficult Logic Grid Puzzles (Logic Puzzles)

Logic Puzzle Compilation: 80 Logic Grid Puzzles (Logic Puzzles)

60 Science Fiction Logic Grid Puzzles (Logic Puzzles)

Remarkable Sudoku Logic Puzzles: Remarkable Sudoku Logic Puzzles

Logic Puzzles: ...50 fantastic cross-referencing logic puzzles

Logic Puzzles for Mommy: 40 Logic Grid Puzzles for Mom

The Lost Space Treasure - A Novella (The Lost Space Treasure Series)

Lost Treasure

Logic Games for Adults: Triplet Puzzles - 200 Logic Grid Puzzles With Answers (Logic Puzzle Books)

40 Logic Problems For Beginners (Logic Puzzles)

Fun Logic Puzzles for Adults: Featuring 50 cross-referencing logic puzzles!

The Lost Treasure

In Search of the Lost Treasure: The Journey of the Young Adventurers (The Guardians of the Lost Treasure)

Summertime Seaside Logic Puzzles for Adults: Beach Vacation Themed Logic Puzzles