100th Day of School Shirts for Kids & Teachers

Celebrate a classroom milestone with our 100th Day of School shirt collection, designed for kids, teachers, and school staff who want something fun, comfortable, and photo-ready. Whether you’re counting every day with your students or dressing your child for their big 100-day celebration, these shirts make the moment extra special.

This collection features cute, funny, and classroom-approved 100th day of school shirts that are perfect for elementary celebrations, spirit days, and school photos. From playful designs for kids to teacher-favorite styles that still feel trendy, each shirt is made to be easy to wear all day long.