Personalized Monster 1st Grade Fun Toddler Long Sleeve T-Shirt. Get ready for for 1st grade Toddler Long Sleeve Tee - White with a funny cartoon monster carrying a backpack and colored pencils and cute Kawaii apple on a pile of books says 1ST GRADE IS MONSTROUSLY FUN! Photo gift tee for 1st graders first day of school. 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.