Case of the Mysterious Mr. Jekyll

By Lane Walker

The Math Inspectors are called in to uncover the identity of a criminal prankster named Mr. Jekyll, but the more the friends delve into the crimes, the more they realize why they were asked to help, and it wasn't because of their detective skills. Aligned to Common Core Standards and correlated to state standards. Chapter Books is an imprint of Spotlight, a division of ABDO.

• Format: Library Binding
• Language: English
• ISBN: 1098256077
• ISBN13: 9781098256074
• Release Date: August 2025
• Publisher: Chapter Books
• Length: 160 Pages
• Age Range: 9 to 12 years
• Grade Range: Grades 4 to 7