Personalized I Love Science Chemistry Teacher Toddler T-Shirt. Colorful test tube and beaker I Love science Toddler T-Shirt - Vintage Smoke apparel gift for a student or chemistry teacher. A toddler-soft cotton tee in look-at-me, big kid colors. 4.5 oz., 100% combed ringspun cotton. White is sewn with 100% cotton thread. Topstitched rib crew neck. Double-needle stitched sleeves and bottom hem. Shoulder-to-shoulder taping.