Elena Lazzarotto

When the Crown Jewels go missing from inside a locked room, Mac's spy skills are put to the test. How did the thief break in? Where did the jewels go? And will Mac be able to solve this locked-room mystery before the thief escapes? This mystery isn't just a whodunit...it's a howdunit! The action in this adventure is nonstop as Mac travels to an ancient Irish castle to solve the mystery. There, he encounters everything from killer king cobras to bizarre ice sculptures...and even a revenge plot dating back hundreds of years! Will you be able to solve the mystery before Mac does?

Miles and Niles find themselves marooned for the summer at Camp Good Times, which is all about peace and good vibes. (Can you say boring?) With no clear prank-ortunities, the Terrible Two fail to see what about all of this is so good. But when kids from the nearby Yawnee Valley Yelling and Push-Ups Camp raid Good Times' super-secret candy stash, the campers look to Miles and Niles for help.

The Fifth Form is putting on a pantomime, and Darrell's writing it! But Cinderella doesn't always go smoothly. Which girl will get to play the lead? And who on earth is writing the producer anonymous letters? New girl Amanda doesn't really fit in at Malory Towers. She's headstrong and arrogant - but is fantastic at games! Amanda's destined to swim for the Olympic team - but will she make it?

Scarlet and Ivy return to creepy Rookwood School for a third mystery adventure! Perfect for fans of Murder Most Unladylike. With their evil headmaster, Mr. Bartholomew, safely out of the picture and kindly Mrs. Knight in charge, it looks like life at Rookwood School is looking up. There's a ballet recital Scarlet is desperate to star in and more clues to uncover about the twins' mother. But after their beloved ballet teacher, Miss Finch, suddenly disappears and strange Madame Zelda takes her place, freakish things start happening.