Learning A-Z Member Login
Coming Fall 2016... Raz-Plus. A better way to strengthen the connection between what is being taught and what students are practicing. Learn More
Looking for Leveled Resources? Try Leveled Books, Serial Books, Fluency Practice Passages, or Reader's Theater Scripts.
Don't Know Your Student's Level? Find out with Benchmark Passages and Benchmark Books.
Begin Using Running Records Read About Running Records for details about scoring and more!

Level Correlation Chart

This correlation chart illustrates how Learning A-Z levels approximately correlate to other leveling systems commonly found in leveled reading materials. The Learning A-Z Text Leveling System uses objective (quantitative) and subjective (qualitative) leveling criteria to measure text complexity. Teachers should use their professional judgment of additional qualitative criteria along with reader and task considerations to determine if an individual book at a given level is appropriate for a student. Printable Chart
Show Me Only
Reading A-Z Level

Criteria for Leveling Reading A-Z Books

  • Word count
  • Number of different words
  • Ratio of different words to total words
  • Number of high-frequency words
  • Ratio of high-frequency words to total words
  • Number of low-frequency words to total words
  • Ratio of low-frequency words to total words
  • Sentence length
  • Sentence complexity
  • Predictability
  • Language pattern and repetition
  • Print size, spacing, and number of words per page
  • Illustration support
  • Concept load
  • Topic familiarity
More about the Text Leveling System