Reading A-Z 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.

READING A-Z LEVELGRADEAGESACCELERATED
READER (ATOS)
FOUNTAS
& PINNELL
READING
RECOVERY
PM READERS
aaK4 – 60 – .9A1Starters 1
AK4 – 60 – .9A1Starters 1
BK4 – 60 – .9B2Starters 2
CK4 – 60 – .9C3-43-4 red
D14 – 71 – 2.4D5-65-6 red/yellow
E16 – 71 – 2.4E7-87-8 yellow
F16 – 71 – 2.4F9-109-10 blue
G16 – 71 – 2.4G11-1211-12 blue/green
H16 – 71 – 2.4H13-1413-14 green
I16 – 71 – 2.4I15-1615-16 orange
J16 – 81 – 2.4J1717 turquoise
K27 – 82.5 – 3.5J1718 turquoise
L27 – 82.5 – 3.5K1819-20 purple
M27 – 82.5 – 3.5L1921 gold
N27 – 82.5 – 3.5M2022 gold
O27 – 82.5 – 3.5M2022 gold
P27 – 82.5 – 3.5M2822 gold
Q37 – 93.6 – 4.2N3023 silver
R38 – 93.6 – 4.2N3023 silver
S38 – 93.6 – 4.2O3424 silver
T38 – 93.6 – 4.2P3825 emerald
U48 – 114.3 – 4.9Q4026 emerald
V49 – 114.3 – 4.9R4026 emerald
W49 – 114.3 – 4.9S4027 ruby
X59 – 115.0 – 5.5S4028 sapphire
Y59 – 115.0 – 5.5T4029 sapphire
Z59 – 115.0 – 5.5U-VN/A30 sapphire
Z15+9 – 11+5.6 – 6.3W-XN/AN/A
Z25+9 – 11+6.4 – 6.9Y-ZN/AN/A

CRITERIA FOR LEVELING RAZ-KIDS 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