A Mystery at Pinecroft Estate is the third book in the Merryweather Mystery Series written by Kenneth Ashton. As in his other two mysteries, ten-year-old Gale Merryweather is confronted with a problem of extreme world-wide importance. She must find a missing key. The key used to wind a magical music box that can be used to cure people who are deathly ill. Gale learns that to find the key, she must solve three riddles. Three riddles that will lead Gale on a dangerous path to a very uncertain and potentially deadly end. The audience for this book will be elementary and middle school educators, parents and students. A Mystery at Pinecroft Estate is sure to entertain and challenge readers of all ages.