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      <TotalExpensesPerForm990Amt>6180021</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>FUNDS ARE USED FOR INVESTMENT OF FUNDS NOT ANTICIPATED TO BE NEEDED IN THE NEAR TERM WITH THE EXPECTATION OF REALIZING IMPROVED LONG TERM RETURNS OVER TEMPORARY SAVINGS AND MONEY MARKET OPTIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION IS AN ORGANIZATION DESCRIBED IN SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE AND, ACCORDINGLY, IS EXEMPT FROM FEDERAL AND STATE INCOME TAXES UNDER IRC SECTION 501(A). THE FOUNDATION HAS ALSO BEEN CLASSIFIED AS AN ORGANIZATION WHICH IS NOT A PRIVATE FOUNDATION UNDER IRC SECTION 509(A)(2). THEREFORE, NO PROVISION OR LIABILITY FOR FEDERAL OR STATE INCOME TAXES HAS BEEN INCLUDED IN THESE FINANCIAL STATEMENTS. MANAGEMENT BELIEVES THAT THE FOUNDATION CONTINUES TO SATISFY THE REQUIREMENT OF A TAX-EXEMPT ORGANIZATION AND THEREFORE HAS NO UNCERTAIN INCOME TAX POSITIONS AT DECEMBER 31, 2023 AND 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>WRITE-OFF OF RIGHT OF USE OPERATING LEASE ASSET</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 4B - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>WRITE-OFF OF RIGHT OF USE OPERATING LEASE ASSET</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS HAS DESIGNATED A PORTION OF UNRESTRICTED NET ASSETS AS AN ENDOWMENT FUND. INVESTMENT INCOME EARNED ON THESE ASSETS IS REINVESTED IN THIS FUND. THESE FUNDS CAN BE USED TO FINANCE UNRESTRICTED OPERATIONS AS NECESSARY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>LINDA BEVILACQUA</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>201673</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
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        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>201673</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
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    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>JOHN HIRSCH IS THE SON OF E.D. HIRSCH. NEITHER RECEIVES COMPENSATION FOR THEIR SERVICES OUR CONDUCTS OTHER BUSINESS WITH THE FOUNDATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>A COPY OF THE 990 IS PROVIDED TO THE AUDIT COMMITTEE FOR REVIEW. THE AUDIT COMMITTEE THEN PRESENT IT TO THE BOARD OF DIRECTORS PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL EMPLOYEES, BOARD MEMBERS AND OFFICERS ARE COVERED UNDER THE CONFLICT OF INTEREST POLICY. THE PRESIDENT MAKES THE DETERMINATION OF WHETHER CONFLICTS EXIST AND REVIEWS ACTUAL CONFLICTS. TO REGULARLY AND CONSISTENTLY MONIOT COMPLIANCE WITH THE POLICY, ALL EMPLOYEES ARE ASKED TO SIGN A CONFIDENTIALITY AGREEMENT UPON HIRE. THEY ARE REQUIRED TO LET THE PRESIDENT KNOW OF ANY OTHER EMPLOYMENT AND IT IS AT THE DISCRETION OF THE PRESIDENT TO DETERMINE IF THERE IS A CONFLICT AND PROVIDE APPROVAL. WHEN DEALING WITH A BOARD MEMBER OR AN OFFICER, AND AD HOC COMMITTEE OF THE BOARD IS FORMED TO EXPLORE ISSUES RELATED TO THE POTENTIAL CONFLICT. THE COMMITTEE PRESENTS ITS RESEARCH TO THE BOARD AND THE BOARD MAKES A DECISION ON APPROVAL OR DISAPPROVAL. THE DECISION IS DOCUMENTED IN THE BOARD MINUTES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>MANAGEMENT, KEY EMPLOYEES AND OFFICERS' COMPENSATION IS REVIEWED AND APPROVED BY THE BOARD OF DIRECTORS ON AN ANNUAL BASIS. THE BOARD DETERMINES REASONABLENESS OF COMPENSATION AMOUNTS BASED ON COMPARISON TO OTHER SIMILAR ORGANIZATIONS AND COMPARABILITY DATA. ALL DECISION ARE DOCUMENTED IN THE BOARD MINUTES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>CONTRACTED SERVICES: PROGRAM SERVICE EXPENSES 450. MANAGEMENT AND GENERAL EXPENSES 220,960. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 221,410. PUBLICATION AND DEVELOPMENT: PROGRAM SERVICE EXPENSES 2,344,280. MANAGEMENT AND GENERAL EXPENSES 200. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 2,344,480. CONSULTANTS: PROGRAM SERVICE EXPENSES 110,856. MANAGEMENT AND GENERAL EXPENSES 5,211. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 116,067.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>NO CHANGE IN OVERSIGHT PROCESS DURING THE YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PRIOR PERIOD ADJUSTMENT REPRESENTS RECEIVABLE FOR PAYMENTS FOR USAGE OF EDUCATIONAL MATERIALS THAT WERE ATTRIBUTABLE TO 2022 BUT NOT RECORDED IN 2022. THE PRIOR YEAR FINANCIAL STATEMENTS HAVE BEEN RESTATED AND SCHEDLE A REFELCTS THE CORRECTED REVENUE AMOUNTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE A</FormAndLineReferenceDesc>
        <ExplanationTxt>CORE KNOWLEDGE FOUNDATION CHANGED ITS PUBLIC SUPPORT REPORTING FOR SCHEDULE A IN 2023. THE FOUNDATION PREVIOUSLY REPORTED AS AN ORGANIZATION THAT RECEIVED A SUBSTANTIAL PORTION OF ITS SUPPORT FROM GOVERNMENTAL UNITS OR THE PUBLIC, CHECKED BOX 7 AND COMPLETED PART II OF SCHEDULE A. DUE TO THE DRAMATIC INCREASE IN PROGRAM RELATED REVENUE, THE FOUNDATION IS REPORTING AS ORGANIZATION THAT RECEIVES MORE THAN 33 1/3 OF ITS SUPPORT FROM CONTRIBUTIONS, MEMBERSHIP FEES AND GROSS RECEIPTS FROM ACTIVITIES RELATED TO ITS EXEMPT FUNCTIONS, AND CHECKED BOX 10 AND COMPLETED PART III OF SCHEDULE A. ALL INFORMATION IN THE REPORTED 5 YEAR PERIOUD AND PRIOR YEAR PUBLIC SUPPORT AN D INVESTMENT PERCENTAGES HAVE BEEN RESTATED PURSUANT TO THE REQUIREMENTS OF PART III</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>