Join the millions who have been inspired by this beloved series filled with captivating mysteries, exciting adventures, and timeless life lessonsPerfect for lifelong Mandie fans and for readers just getting to know her, The Mandie Collection, Volume 6, takes readers on one exciting ride after another. Everywhere Mandie goes, mystery and adventure find her!Included in this volume:Mandie and the Invisible TroublemakerA new school term is beginning, and Mandie is saddened to learn the Misses Heathwood have put the school up for sale. Then a mysterious troublemaker begins pulling pranks--and making it look as though Mandie is to blame! It will take all Mandie's sleuthing skills to get to the bottom of it.Mandie and Her Missing KinVisiting her friends the Woodards in Charley Gap, Mandie is eager to see her father's old log cabin, where she used to live before her father died. It appears run-down and deserted--until she sees smoke coming from the chimney and a face peeking out the window. Who could be living there? Mandie and the Schoolhouse's SecretWhen Mandie is exposed to the measles, Grandmother Taft keeps her out of school until they know for sure she doesn't have the disease. Mandie doesn't like missing out--especially with all the construction to modernize the school building going on. Surely there's a mystery to investigate!