Join the class of reindeer as they try to divide into groups without leaving anyone out, a problem they must work together to solve! A perfect picture book for back-to-school or any time of year, this clever, rhyming story shows how working together and including others are important parts of friendship. A class of a dozen reindeer is preparing for the big showcase night event when a new student arrives. This isn't a big deal until it's time to divide in groups, and there's a leftover reindeer every single time. How will the class make sure everyone feels included? And what will they learn in the process? Back matter includes facts about division and prime numbers and practical tips for what to do when you or someone else is left out of the group. An excellent read-aloud for both school and home libraries!