Choi Seonhye (F) is always trying to make good books at the right level for children. She majored in Animation at university and is currently illustrating for children's books and design books. Her books include the Science Induction series, My Heart is a Roller Coaster, the Super Mathematics for Making a Math King series (2 volumes), Why did The Baby Octopus Embarrass The Fish Shop?, and One Round Around The Village Wearing Straw Shoes and a Rain Cape.