"In this pick-your-own-path mystery, four kids at Lincoln Elementary are invited to complete a math challenge at the school carnival. But who set up the clues? And why? Be a detective and use your money math skills to solve the case"--
Ages 6-9. Amicus.|||Grades 2-3. Amicus.|||juvenile
by Thomas K. and Heather Adamson ; illustrated by Charlie Alder.
