Science and Reader Series
The Science Books 1–7 Series delivers an atoms-first curriculum for grades 1–7, with lessons that can begin as early as Grade 1 through parent read-aloud and support, and transition to independent reading around Grade 3. Each level includes an open-and-go, 3-book bundle:
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Hardcover Student Textbook with vivid illustrations and real-world examples
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Student Pages workbook with guided notebooks, RATATAZ labs, and quizzes
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Teacher Pages guide with lesson pacing, teaching notes, experiment protocols, and answer keys, plus grading rubrics for Books 5–7
Our Leveled Reader Library helps younger students in Grades K–2 build confidence and comprehension before stepping into the Science Series. Reader sets are organized by reading level and Lexile-scored to support steady progression.
For families and classrooms who prefer digital access, we offer Science Book Digital Bundle (1-Year Access) for each book level, delivered through the RS4K Teacher Dashboard, so everything stays organized in one place for simple, structured teaching. We also offer the Complete RS4K Digital Library & Teaching Dashboard (1-Year Access) for families and educators who want full access to the entire collection.