29 books • 4 series
Count Your Way out! (Dover Children's Activity Books)
Maths Mazes (Mighty Maths S.)
Maths Mysteries (Mighty Maths S.)
Maths Puzzles (Mighty Maths S.)
Maths Explorer (Mighty Maths S.)
Space Monsters Maze Book
Skywags Maze Adventure
Counting Mazes
Magical Mazes
Great Creepy Maze Book
The Giant Book of Scary Mazes
The Great Story Maze Book
Mi Libro de Juegos Visuales (Coleccion Origen)
The Great Book of Picture Puzzles
The Great Two-way Maze Book
The Great Double Maze Book
Puzzles, Mazes and Numbers
How Many?
The Fantastic Maze Book
Frog Friends
How Amazing
How Puzzling
Busy Day
Giant