With his ability to travel through time using vintage baseball cards, Joe takes Flip with him to find out whether Satchel Paige really was the fastest pitcher ever. IOWA CHILDREN'S CHOICE AWARD 2010 - 2011 SECOND CHANCE READING Interest Level: 5-8 Reading Level: 4.1 ATOS Book Level: 4.1 AR Interest Level: MG AR Points: 5 AR Quiz: 103588EN Reading Counts Level: 3.5 Reading Counts Points: 9 Lexile Measure: 660 Baseball Card Adventures Series.