|注意：||The invisible boy was published in 2002 and The strongest girl in the world was published in 1999 by Dolphin Paperbacks in Great Britain.|
|描述：||92,  p. : ill. ; 21 cm.|
|内容：||The strongest girl in the world --
The invisible boy.
|責任：||written and illustrated by Sally Gardner.|
Two stories about ordinary children who suddenly develop magical powers, the first, an eight-year-old girl who uses her strength for good instead of for fun and the second, a boy whose invisibility helps him find his missing parents.