Personalized Biology Teacher Worms Toddler Full Zip Hooded Jacket. Biology Teacher in wormy text a humorous design for your favorite teacher or college graduate at back to school, birthdays, holidays and graduations. 7.5 oz., 60/40 cotton/polyester. Jersey-lined double-needle hemmed hood. Pouch pockets for all their treasures. Coverstitched shoulders and armholes. Coverstitched rib waistband and cuffs.