Discover Math Matters! With over 15 million books sold worldwide, this award-winning series of easy-to-read books will help young readers ages 5-8 approach math with enthusiasm. Great for fans of MathStart or Step into Reading Math. Josh and Zack arrive at Thrillenium Park and head straight for the Cosmic Beetle ride only to find themselves on the end of a very long line. How long will they have to wait? Will the ride be worth it? With...