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Calling upon only the BRAVEST detectives with the STRONGEST noses-do you dare to scratch 'n' sniff and help solve this foul mystery?! There's been a robbery at the Museum of Very Bad Smells! Somebody stole the world-famous rotten egg . . . and everybody is a suspect. It's up to YOU to help sniff out the culprit and bring the prized exhibit back before the museum's grand opening. From award-winning creator Monica Arnaldo comes a hilarious and interactive mystery about a robbery at the Museum of Very Bad Smells, with five stinky scratch elements in this hilarious picture book that encourages kids to scratch, smell, and-of course-pass it along to a friend.