Join Mimi, Papa, Avery, Evan and Sadie as they visit Washington, D.C., and end up in the middle of a "capital" mystery with bewildering clues, a secret symbol, a couple of cool pools, amazing monuments and memorials, and... watch out!... some mysterious men are on their trail.

Like all of Carole Marsh Mysteries, The Monumental Mystery on the National Mall incorporates history, geography, culture and cliffhanger chapters that will keep kids begging for more! This mystery includes SAT words, educational facts, fun and humor, built-in book club and activities. This mystery will have an Accelerated Reader level, points and quiz number as well as Lexile Measure, Developmental Reading Assessment Level, and Fontus and Pinnell Guided Reading Level.