Bob the Builder: Bob's Metal Detector - A Changing Pictures Book  (English, Hardcover, unknown)

Pull the tabs on each spread to transform pictures and find out what happens in this slapstick adventure! Bob gets a new metal detector, so he and Muck decide to hut for buried treasure in one of Farmer Pickles's fields. They detect the main water pipe and think they've found something really big and exciting. But when Much starts digging, he accidentally cracks the pip and the two of them get very muddy indeed!