Valentine's Day celebrates the feast day of St. Valentine. People other than Christians celebrate it because it has become more about showing ones fondness for friends and loved ones. Readers will learn that many people celebrate this holiday by giving cards and gifts, baking sweet treats, and more. Complete with simple text and colorful photographs. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Junior is an imprint of Abdo Kids, a division of ABDO.