This resource is designed for students to enhance their reading comprehension skills, specifically focusing on identifying main ideas and supporting details within texts. It introduces the concept of 'Detective Training' where students take on the role of detectives to uncover the 'Big Story' by using clues from the text. Activities include observing images, discussing observations, and identifying key elements in simple stories. Through examples like 'Fun at the Park' and 'Life in the Forest', students learn to distinguish between main ideas and smaller details, reinforcing their understanding of how details support the overall message of a story. The resource concludes with a fun activity where students summarize their favorite flavor of ice cream as a way to apply their skills in identifying main ideas.