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Academy of Notre Dame de Namur (Villanova, PA)
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Agnes Irwin School (Bryn Mawr, PA)
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Arlington Traditional Elementary School (Arlington, VA)
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Armenian Sisters Academy (Radnor, PA)
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Archbishop Carroll High School (Radnor, PA)
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The Baldwin School (Bryn Mawr, PA)
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Bishop Eustace Prep High School (Pennsauken Township, NJ)
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Bishop Shanahan High School (Downingtown, PA)
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Blind Brook High School (Rye Brook, NY)
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British International School Bratislava (Bratislava-Dubravka, Slovakia)
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Cardinal O'Hara High School (Springfield, PA)
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Central Bucks East High School (Doylestown, PA)
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Cinnaminson High School (Cinnaminson, NJ)
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Country Day School of the Sacred Heart (Bryn Mawr, PA)
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Conestoga High School (Berwyn, PA)
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Delaware Valley Friends School (Paoli,PA)
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Devon Prep High School (Devon, PA)
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Downingtown East High School (Downingtown, PA)
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Drexel University (Philadelphia, PA)
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Dulaney High School (Timonium, MD)
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Episcopal Academy (Newtown Square, PA)
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Friends Central School (Wynnewood, PA)
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Garnet Valley High School (Glen Mills, PA)
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Harriton High School (Rosemont, PA)
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Haverford High School (Havertown, PA)
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The Haverford School (Haverford, PA)
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Jack M. Barrack Hebrew Academy (Bryn Mawr, PA)
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Lower Merion High School (Ardmore, PA)
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Marple Newtown High School (Newtown Square, PA)
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The Marvelwood School (Kent, CT)
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Masterman High School (Philadelphia, PA)
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Merion Mercy Academy (Merion Station, PA)
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Neumann College (Aston, PA)
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Newtown Friends School (Newtown, PA)
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North Penn High School (Lansdale, PA)
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Penncrest High School (Media, PA)
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Philadelphia University (Philadelphia, PA)
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Piscataway Township High School (Piscataway, Township, NJ)
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Plymouth Whitemarsh High School (Plymouth Meeting, PA)
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Poly Prep Country Day School (Brooklyn, NY)
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The Potomac School (McLean, VA)
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Radnor High School (Radnor, PA)
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Radnor Middle School (Radnor, PA)
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Randolph High School (Randolph, NJ)
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Robinson High School (Tampa, FL)
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St. James Regional Catholic School (Ridley Park, PA)
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St. Joseph's Prep High School (Philadelphia, PA)
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Science Leadership Academy (Philadelphia, PA)
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Scranton Prep High School (Scranton, PA)
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Seneca High School (Tabernacle, NJ)
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The Shipley School (Bryn Mawr, PA)
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State College High School (State College, PA)
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Stevens Cooperative School (Hoboken, NJ)
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Unionville High School (Kennett Square, PA)
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Villa Maria Academy (Malvern, PA)
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Villa Joseph Marie High School (Southampton, PA)
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Villanova University (Villanova, PA)
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The Walden School (Media, PA)
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West Chester East High School (West Chester, PA)
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West Chester Rustin High School (West Chester, PA)
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William Penn Charter School (Philadelphia, PA)