Barbara Johansen Newman

Junior sleuth Jeffrey Bones and his grandfather enjoy a day at the amusement park until their tickets to ride the giant roller coaster mysteriously disappear.

After coming up with a room plan to clean out her room, Bobbie adds more stuff to it, until her best cousin Joanie storms out.

While looking for his lost magnifying glass in the park, young Detective Jeffrey Bones and his grandfather discover that Curly the detective dog is missing, too, and start tracking down clues. Detective Jeffrey Bones is back for another mystery in Bones and the Dog Gone Mystery. Bones, Grandpa, and Curly the wonder detective dog, set off for the park. All seems well . . . until trouble strikes at the swing set. What happened to Bones' magnifying glass?...

Detective Jeffrey Bones finds he does not need fancy equipment to solve the school-lunch mystery of Not Me Amy's missing cupcake.

Detective Jeffrey Bones helps a clown who performed at his friend's birthday party to find some lost clothing.

Fourth-graders Drake Doyle and Nell Fossey combine their detective and scientific investigation skills to solve a variety of cases, involving a noisy garbage can, endangered frogs, a stuck truck, and a mysterious love letter. Includes a section of scientific experiments and activities.

Fifth graders Drake Doyle and Nell Fossey use their detective and scientific investigation skills to solve cases which involve food poisoning, missing terns, a haunted treehouse, and a pig in a pit.