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World Book Takes Readability as Seriously as You Do

World Book offers the most accessible print and digital products to help striving readers, build fluency, and increase comprehension.

World Book articles are written at a level from one to four grades lower than other articles intended for the same age group.

• By 4th grade, more than 1/2 of white children can't read at grade level. For minority children, more than 80% can't read at grade level. Many will struggle to avoid dropping out. Most will not be able to lay claim to the American Dream.
Source: America's Vanishing Potential Foundation for Child Development

• Nearly 2/3 of 4th and 8th graders nationwide still score below grade level in reading.
Source: Stateline.org & the Pew Center for the States

• With 68% of 4th graders and 71% of 8th graders in the U.S. reading below the "proficient" level, it is critical that readers have access materials they can understand.

Source: National Assessment of Educational Progress (NAEP) 2007

Download the pdf that shows articles used in this study, with grade level for each article.