Berta Hader

Will these two siblings help solve a family mystery? Find out in one of the earliest Newberry Honor Award winners! Brother and sister, Oliver and Janet, are excited to spend their summer with their cousin Jasper, who has always been cheerful and fun to be around. However, when the children arrive at his home, Jasper is despondent and distracted-nothing like the cousin they know. Eventually, the children discover that their cousin has been having...