Ages 5 & up. Which bug is the biggest? Which bug is the longest? It's time to find out as all the bugs in Ladybug's garden line up for the best bug parade! This fun book introduces size comparison in its simplest form. This is a Level 1 MathStart book, which is perfect for kids ages 5 and up. The MathStart series uses funny stories and colorful art to show kids that they use math every day, even outside of the classroom! Each book features an activity guide to have fun with the math concepts presented in the story. 40 Pages, Written by Stuart J. Murphy.