Personalized Chemistry Teaching Chick Text Toddler Long Sleeve T-Shirt. Chemistry teaching chick with a chick holding a book about everything you need to know about chemistry is a fun gift design for back to school and graduation. 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.