Jan had never done anything more heroic than shout for the guard because he'd imagined he'd seen a sea serpent. But when Jan discovered water trickling through a desolate stretch of the dike that protected his low-lying village, he knew he had to act fast.

שם הספר
George Washington (DK Biography)
The Seals on the Bus
Did Dinosaurs Eat Pizza?: Mysteries Science Hasn't Solved
The Seals on the Bus (An Owlet Book)