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[TIER I ESSA EVIDENCE] Building knowledge boosts comprehension: ºüÀêÊÓƵappÈÕ±¾´óƬCKLA outperformed a control group on proximal and standardized tests.

An evaluation of Core Knowledge curriculum in charter schools:

Reading scores significantly improved and income-based gaps were eliminated.

NYC CKLA early literacy pilot: CKLA students’ literacy gains more than doubled those of students at demographically similar schools.

AZ CKLA efficacy research report: CKLA significantly improved outcomes for students overall, as well as economically disadvantaged and Latino students.

Aldine Independent School District, Texas: Amplify’s early literacy suite boosts reading proficiency from 30% to 50%.

Allen Parish Public Schools, Louisiana: Louisiana’s Allen Parish School District surpasses state averages with ºüÀêÊÓƵappÈÕ±¾´óƬCKLA and mCLASS.

Oak Harbor School District, Washington: Kindergarten reading proficiency improved by 19% and Grade 1 by 31% in 3 years.

West Jefferson Hills School District, Pennsylvania: Students reach the 98th percentile among their peers nationwide after implementing Amplify.

Salemberg Elementary School, North Carolina: Students made 80–100 composite points of growth in one semester.

Euclid City School District, Ohio: ºüÀêÊÓƵappÈÕ±¾´óƬCKLA, Boost Reading, and mCLASS boosted Euclid Kindergarten reading proficiency from 10% to 57% and Grade 1 from 20% to 37% in one school year.

Gallia County Local School District, Ohio: With ºüÀêÊÓƵappÈÕ±¾´óƬCKLA, the number of Gallia County students needing a Reading Improvement Plan dropped from 46% to 27% in one year.

Windber Area Elementary School, Pennsylvania: Windber raises reading proficiency from 53% to 63% in one year using CKLA, mCLASS and Boost Reading.

Lafourche Parish Public School District, Louisiana: Louisiana’s Lafourche Parish School District improves third-grade LEAP scores to 73% basic or better, surpassing the state average, with ºüÀêÊÓƵappÈÕ±¾´óƬCKLA.

Pleasanton Independent School District, Texas: Kindergarten scores rise from 44% to 60% with Amplify.

Robstown Independent School District, Texas: Texas’s Robstown ISD doubles first-grade benchmark scores—from 22% to 44% in one year—using Amplify’s early literacy suite.

Buckeye Valley Local School District, Ohio: Ohio’s Buckeye Valley LSD increases second-grade benchmark scores by 23% from midyear to end of year using Amplify’s literacy suite.

Lakewood Local School District, Ohio: Ohio’s Lakewood Local School District increases kindergarten reading proficiency by 57% in just one year with Amplify’s comprehensive literacy suite.

Lower Yukon School District, Alaska: Alaska’s Lower Yukon School District achieves 12–18% reading growth in K–2 with Amplify’s early literacy suite.

Woodbury City Public Schools, New Jersey: New Jersey’s Woodbury City Public Schools increases first grade reading proficiency by 27% after piloting ºüÀêÊÓƵappÈÕ±¾´óƬCKLA and Boost Reading.

Petersburg School District, Alaska: Alaska’s Petersburg School District raises kindergarten reading proficiency from 10% to 89% in one year with ºüÀêÊÓƵappÈÕ±¾´óƬCKLA and mCLASS, surpassing state and national averages.

Louisiana’s Reading Renaissance: Implementing CKLA drives 3rd grade LEAP scores across Louisiana.

Ohio’s Literacy Lift: CKLA implementation raises grades 3–5 OST performance statewide.