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      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>1882646</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>968396</DepreciationAmt>
        <BookValueAmt>914250</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>252787</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>153929</DepreciationAmt>
        <BookValueAmt>98858</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>1013108</TotalBookValueLandBuildingsAmt>
      <OtherAssetsOrgGrp>
        <Desc>DEFERRED OUTFLOWS - PENSIONS</Desc>
        <BookValueAmt>1190460</BookValueAmt>
      </OtherAssetsOrgGrp>
      <TotalBookValueOtherAssetsAmt>1190460</TotalBookValueOtherAssetsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>NET PENSION LIABILITY</Desc>
        <Amt>3956905</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEFERRED INFLOWS - PENSIONS</Desc>
        <Amt>475135</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>OTHER POSTEMPLOYMENT BENEFITS</Desc>
        <Amt>167547</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>LEASE LIABILITY</Desc>
        <Amt>5408</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEFERRED REVENUE</Desc>
        <Amt>5218</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>4610213</TotalLiabilityAmt>
      <TotalRevEtcAuditedFinclStmtAmt>4308071</TotalRevEtcAuditedFinclStmtAmt>
      <RevenueSubtotalAmt>4308071</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>4308071</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>3862373</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>3862373</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>3862373</TotalExpensesPerForm990Amt>
    </IRS990ScheduleD>
    <IRS990ScheduleE documentId="RetDoc3">
      <NondiscriminatoryPolicyStmtInd>true</NondiscriminatoryPolicyStmtInd>
      <PolicyStmtInBrochuresEtcInd>true</PolicyStmtInBrochuresEtcInd>
      <PlcyPblczdViaBroadcastMediaInd>true</PlcyPblczdViaBroadcastMediaInd>
      <MaintainRacialCompRecsInd>true</MaintainRacialCompRecsInd>
      <MaintainScholarshipsRecsInd>true</MaintainScholarshipsRecsInd>
      <MaintainCpyOfBrochuresEtcInd>true</MaintainCpyOfBrochuresEtcInd>
      <MaintainCpyOfAllSolInd>true</MaintainCpyOfAllSolInd>
      <DiscriminateRaceStdntsRghtsInd>false</DiscriminateRaceStdntsRghtsInd>
      <DiscriminateRaceAdmissPlcyInd>false</DiscriminateRaceAdmissPlcyInd>
      <DiscriminateRaceEmplmFcultyInd>false</DiscriminateRaceEmplmFcultyInd>
      <DiscriminateRaceSchsInd>false</DiscriminateRaceSchsInd>
      <DiscriminateRaceEducPlcyInd>false</DiscriminateRaceEducPlcyInd>
      <DiscriminateRaceUseOfFcltsInd>false</DiscriminateRaceUseOfFcltsInd>
      <DiscriminateRaceAthltProgInd>false</DiscriminateRaceAthltProgInd>
      <DiscriminateRaceOtherActyInd>false</DiscriminateRaceOtherActyInd>
      <GovernmentFinancialAidRcvdInd>true</GovernmentFinancialAidRcvdInd>
      <GovernmentFinancialAidRvkdInd>false</GovernmentFinancialAidRvkdInd>
      <ComplianceWithRevProc7550Ind>true</ComplianceWithRevProc7550Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE E, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION ADHERES TO CHARTER SCHOOL LAW WHICH PROHIBITS DISCRIMINATION. THIS NONDISCRIMINATION POLICY IS INCLUDED ON THE SCHOOLS WEBSITE WITH THE ENROLLMENT INFORMATION. THE ORGANIZATION DOES NOT ENGAGE IN BROADCAST NEWS ADVERTISING AND DOES NOT ACTIVELY SOLICIT STUDENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE E, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SCHOOL RECEIVED VARIOUS GRANTS FROM THE US DEPARTMENT OF EDUCATION PASSED THROUGH THE PA DEPARTMENT OF EDUCATION AND ALSO PARTICIPATES IN VARIOUS REIMBURSEMENT PROGRAMS WITH THE PA DEPARTMENT OF EDUCATION.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleE>
    <IRS990ScheduleO documentId="RetDoc4">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990 - ORGANIZATION'S MISSION</FormAndLineReferenceDesc>
        <ExplanationTxt>EDUCATIONAL INSTITUTION WITH THE PURPOSE OF ENHANCING CHILDREN'S LIVES THROUGH EDUCATIONAL EXPERIENCES THAT ARE GROUNDED IN A COMPREHENSIVE, SCIENCE-DRIVEN INTERDISCIPLINARY PROGRAM HIGHLIGHTING DISCOVERY AND CREATIVITY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED AND APPROVED BY THE BUSINESS MANAGER AND TREASURER PRIOR TO THE FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>DIRECTORS ARE REQUIRED TO COMPLETE ANNUAL CONFLICT OF INTEREST DISCLOSURES. THE BOARD HAS A PROCESS IN PLACE TO ADDRESS ANY CONFLICTS THAT MAY ARISE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD APPROVES ALL SALARY INCREASES ON AN ANNUAL BASIS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS ARE MADE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>CONTRACTED SERVICES 830,559 27,370 0 OTHER PURCHASED SERVICES 12,410 0 0 TOTAL 842,969 27,370 0</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
