The Mystery of the Moaning Cave (Three Investigators Series)

The Prisoner of Zenda (Penguin Popular Classics)

Robots Don't Catch Chicken Pox (Adventures of the Bailey School Kids, 42)

The Case of the Great Sled Race (Jigsaw Jones Mystery, No 8)

The Case of the Christmas Snowman (Jigsaw Jones Mystery #2)

The Case of the Spooky Sleepover (Jigsaw Jones Mystery #4)

In the National Interest

Get a Grip on Ecology (Get a Grip)

Warriors of the Dragon Gold

Burg Schreckenstein 20. Der schwarze Schwan von Schreckenstein. ( Ab 10 J.).