Level O Books

  • 20 Titles (3 Fiction + 17 Nonfiction)
  • Fluent | 3rd Grade Reading Level
  • Topics: Biographies, Sports, Architecture & More
  • Various Teacher's Guides Available


These leveled readers are all written at reading level O, fluent or mid-third-grade level. Readers have very similar genre characteristics as Level N. They can process complex sentences and solve new vocabulary words, some defined in the text and others unexplained.

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