Mason Mooney Supernatural Sleuth Children's Mouse George and Martha teach each

George and Martha teach each other (and adoring readers) that even in a close friendship

Grace had so many plans for fun

this very important story will engage readers and provide educators with a highly effective teaching tool

The instant #1 New York Times bestseller and #1 USA Today bestseller

Hunter Green

Mason Mooney Supernatural Sleuth Children's Mouse George and Martha teach eachFind out if Mason Mooney can save Grimbrook in the thrilling final instalment "With plenty of mystery and magic, this volume is a great read for Halloween." School Library Journal "A paranormal fiction lover's dream." Youth Services Book Review Your favorite paranormal investigator is back, with yet another adventure that is sure to have you glued to your seat. No, it's not dreamboat Trent Reilly and his Paranormal Society, it's Mason Mooney! Mason