Sam Clemens, later known as Mark Twain, entices his friends into painting a fence that was supposed to be Sam's punishment for a prank he played. Series: Ready-to-read. Level 2. Childhood of famous Americans Interest Level: K-3 Reading Level: 2.4 ATOS Book Level: 2.4 AR Interest Level: LG AR Points: .5 AR Quiz: 70586EN Lexile Measure: 530 Fountas & Pinnell: K.