When the weather warms up, bats take advantage of an empty theater to stage a concert. Interest Level: K-3 Reading Level: 2.6 ATOS Book Level: 3.6 AR Interest Level: LG AR Points: .5 AR Quiz: 169748EN Lexile Measure: 710 Lexile Code: AD (Adult Directed). Teaching Books: https://school.teachingbooks.net/tb.cgi?tid=47071 .