The The Mysterious Benedict Society series consist of 4 books written by Trenton Lee Stewart .The series starts with The Mysterious Benedict Society and the most recently published The Mysterious Benedict Society and the Riddle of Ages

• The Mysterious Benedict Society Series Order

We get the question all the time "What order should I read the The Mysterious Benedict Society series?". We would recommend you read the The Mysterious Benedict Society series in order by series number which is:
• Book 1: The Mysterious Benedict Society
• Book 2: The Mysterious Benedict Society and the Perilous Journey
• Book 3: The Mysterious Benedict Society and the Prisoner's Dilemma
• Book 4: The Mysterious Benedict Society and the Riddle of Ages