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The Universal Standard for Reading Measurement

Powering the world’s best reading products

Lexile measures are used by hundreds of respected names in education. Publishers, assessment companies, leaders in ed tech and governments turn to Lexile measures to match students to text.

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Research Based, Research Driven

Lexile measures have been externally validated by hundreds of studies in 25 states and 24 countries over the last 30 years. The Lexile creators partner with universities and research organization around the globe to gauge reading comprehension and identify best practices in reading.

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