Sometimes kids have questions about why they feel happy. This title covers things that make us happy. This book is educational, simple, and will help strengthen reading skills! Aligned to Common Core Standards and correlated to state standards. Abdo Kids is a division of ABDO. Translated by native Spanish speakers--and immersion school educators. Aligned to Common Core Standards and correlated to state standards. Abdo Kids Junior is an imprint of Abdo Kids, a division of ABDO.