Personalized Future Pre-K Teacher Toddler Long Sleeve T-Shirt. Especially for the Future Pre-K teacher this colorful design has handprints and slogan that says When I Grow Up I'm Gonna Be A Pre-K Teacher on a Toddler Long Sleeve Tee - Charcoal gift. A classic for Fall, Winter and Spring, these long sleeve toddler t-shirts are sure to be a staple in your child's wardrobe. Whether layered or alone, this t-shirt is soft yet durable enough to stand up to your toddler's playtime demands.