
Discover your next great read | Browse our latest recommendations

by Mary Pope Osborne
Lexile
240L
AR Level
2.6
Grade Level
1-4
Age Range
6-9 years
Lexile Measure
240L
Text complexity and reader ability measure
AR (Accelerated Reader) Level
2.6
Grade level equivalent for independent reading
Guided Reading Level
M
Level A-Z used in classroom instruction
DRA Level
20
Developmental Reading Assessment score
Recommended Age
6-9 years
Grade Level
1-4
Interest Level
Lower Grades (K-3)
Word Count
5,000 words
Jack and Annie discover a tree house in the woods that takes them back to the time of dinosaurs.
Publisher: Random House (1992)
Pages: 76
ISBN: 9780439206488
A scientific approach to measuring reading ability and text complexity. Scores range from below 200L for beginning readers to above 1600L for advanced readers.
Indicates grade level difficulty. A book with AR level 4.5 is appropriate for a student in the fifth month of fourth grade.
A leveling system using letters A-Z to indicate text difficulty, commonly used in elementary schools.