100th Day of School Teacher Kids 100 Days School Math Numbers shirt. Cute gift for kids 100th day of school, kindergarten, pre-k, PreK, preschool, middle school, elementary school, first grade, 2nd grade, 3rd grade, 4th grade, 5th grade students, teachers. Celebrate being 100 days smarter in this cute 100th day shirt! Funny Counting Happy 100th Day of School! Cute rainbow costume gift for students, teachers, men, women, kids, boys, girls, daughter, son, granddaughter, grandson, grandkids, toddler, child. Lightweight, Classic fit, Double-needle sleeve and bottom hem