During the summer, it is warm outside. During the winter, it is cold. This is because of seasons. This Spanish science reader introduces students to the seasons. With easy-to-read text and vivid images, this book teaches students important scientific subjects and vocabulary terms like migrate, hibernate, cycle, and harvest. Aligned to state and national standards, the book contains nonfiction text features like an index, a glossary, captions, and bold font to keep students connected to the text. A hands-on science experiment helps students apply what they have learned and develops critical thinking skills.