Spanish-language nonfiction reader for students ages 6 to 11 in grades 2-3 that explores the inner workings of the human heart and lungs through vibrant images and clear, age-appropriate explanations. This engaging text supports foundational life science learning by introducing how these vital organs function together to keep us alive. With high-interest content and colorful visuals, it helps readers understand basic anatomy while building vocabulary and literacy skills. Ideal for classroom instruction, science centers, or take-home learning, this book supports NGSS-aligned life science instruction and reading development.

• Spanish nonfiction reader for students ages 6 to 11 in grades 2-3.
• Explains the function of the heart and lungs using accessible language.
• Builds vocabulary with science-specific terms and labeled diagrams.
• Supports early life science standards and literacy skills.
• Perfect for classrooms, science centers, and parent-guided learning.