Book excerpt: Reading words is just the first step, help children comprehend the message by summarizing stories, drawing inferences, finding main ideas, supporting answers with evidence, and more using Spectrum (R) Focus: Reading for Main Ideas and Details in Informational Text for grade 4. --Spectrum Focus takes aim at specific areas of study and helps children gain mastery by honing one skill at a time. With skill-specific instruction, this standards-based workbook elevates critical thinking through extensive introductions and explanations, guided and independent practice, comprehensive assessments, and performance tasksÑitÕs the perfect resource to help children meet, and exceed, expectations.