Who Lost A Tooth? Learning Chart. Decorate the classroom and welcome students back to school with this colorful chart. To customize this chart for your own classroom, use your own permanent marker to write names in the corresponding month's tooth as children in your classroom lose their teeth throughout the year. Illustrated with cheerful teeth and a tooth for each month, chart reads, "Who Lost A Tooth?" This 17" x 22" durable paper chart includes reproducibles, fun ideas and facts on the back of the chart. Poster hangs easily on any metal surface with our magnetic dots or on the wall with our double-sided tape, sold separately online. Recommended for grades K-2.