Anyone can learn computer science, even at the elementary school level. This book delves into the essential computer science skill of defining the problem using age-appropriate language and colorful illustrations. A meaningful storyline is paired with an accessible curricular topic to engage and excite readers. This book introduces readers to a relatable character and familiar situation, which demonstrates how they can define problems in everyday life. Readers will follow Paco as he gets ready to go on a winter walk. This fiction title is paired with the nonfiction title Looks Like Rain! (ISBN: 9781538350287). The instructional guide on the inside front and back covers provides: Vocabulary, Background knowledge, Text-dependent questions, Whole class activities, and Independent activities.