• Real-World Connections: Each book includes an iScience puzzle and discovery activity to connect science concepts to real-life situations.
• Critical Thinking Development: Engages readers in exploration and application, strengthening problem-solving and critical thinking skills.
• Three Levels of Difficulty: Offers three progressively challenging levels to support growth in reading comprehension and scientific understanding.
• Standards-Aligned: Aligns with grade-appropriate reading levels and Next Generation Science Standards for a comprehensive learning experience.
• Complete Set of 30 Readers: Includes all 30 books in the series, providing a wide range of topics and learning opportunities.

Each book offers connections to science in the real world through an iScience puzzle and discover activity. Through exploration and application, readers will strengthen their critical thinking skills, while also making history and career connections. Three levels in this series offer increasingly more challenging text and problem-solving activities. Aligns to grade-appropriate reading levels and Next Generation Science Standards. Set of all 30 readers.