Ghost Diamond!

Secret agent Amelia Kidd has saved the world loads of times from evil geniuses and criminal masterminds—thanks to her great disguises, gadgets (which sometimes work), and her brilliance at improvising in sticky situations. The three secret agent case files in this book are: The Case of the Ghost Diamond , in which Amelia foils a daring jewel theft during a class trip to the museum, thanks to her convincing granny disguise and her mirror-on-a-stick gadget. The Case of the Cat Nappers , in which A