Level S Books

  • 21 Nonfiction Titles
  • Proficient | 4th Grade Reading Level
  • Topics: Biographies, Animals, Sports & More
  • Various Teacher's Guides Available


These leveled readers are all written at reading level S, proficient or fourth-grade level. Readers encounter fiction text with complex plots, subplots and multiple storylines. Nonfiction content is particular to preadolescents' interests.

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