Puzzle Adventure Omnibus: v. 2 (Usborne Puzzle Adventures): v. 2 (Usborne Puzzle Adventures)

Puzzle Adventure Omnibus: v. 1 (Usborne Puzzle Adventures): v. 1 (Usborne Puzzle Adventures)

Puzzle Adventure Omnibus (Puzzle Adventure Omnibus Series) (Usborne Puzzle Adventures) (No. 1-7)

Puzzle Adventure Omnibus, Volume 3

Fourth Book of Puzzle Adventures (Puzzle Adventures) (Usborne Puzzle Adventures)

Puzzle Adventures: The Pyramid Plot/the Emerald Conspiracy/the Invisible Spy (Usborne Puzzle Adventures, Book 3)

The Usborne Second Book of Puzzle Adventures (No. 2)

The Usborne Book of Young Puzzle Adventures: Lucy and the Sea Monster, Chocolate Island, Dragon in the Cupboard (Young Puzzles Adventures Series)

Voyage to the Edge of the World (Usborne Puzzle Adventures)

The Dark Dark Knight (Usborne Puzzle Adventures No. 23)