Personalized Sailing 100 Days 3rd Grade Infant Tutu Bodysuit. Funny 100th Day of School Infant Tutu Bodysuit - Raspberry for 3rd grade, primary school teachers with sailboat and stars. My Kids Sailed Through 100 Days of 3rd Grade. Celebrate your students being 100 days smarter. Tutus are all the rage! This one is made of matching tulle and stitched right into a soft creeper.