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            <BusinessNameLine1Txt>STONY BROOK FOUNDATION INC</BusinessNameLine1Txt>
          </RecipientBusinessName>
          <RecipientUSAddress>
            <AddressLine1Txt>270 ADMINISTRATION BLDG</AddressLine1Txt>
            <CityNm>STONY BROOK</CityNm>
            <StateAbbreviationCd>NY</StateAbbreviationCd>
            <ZIPCd>11794</ZIPCd>
          </RecipientUSAddress>
          <RecipientRelationshipTxt>N/A</RecipientRelationshipTxt>
          <RecipientFoundationStatusTxt>PC</RecipientFoundationStatusTxt>
          <GrantOrContributionPurposeTxt>This grant is designated for Math for America for the general support of Math for America</GrantOrContributionPurposeTxt>
          <Amt>40000</Amt>
        </GrantOrContributionPdDurYrGrp>
        <TotalGrantOrContriPdDurYrAmt>533597</TotalGrantOrContriPdDurYrAmt>
      </SupplementaryInformationGrp>
      <AnalysisIncomeProducingActyGrp>
        <FeesContractsFromGovtAgGrp />
        <MembershipDuesAndAssmntGrp />
        <IntOnSavAndTempCashInvstGrp>
          <ExclusionCd>14</ExclusionCd>
          <ExclusionAmt>436929</ExclusionAmt>
        </IntOnSavAndTempCashInvstGrp>
        <DividendsAndInterestFromSecDtl>
          <ExclusionCd>14</ExclusionCd>
          <ExclusionAmt>3300</ExclusionAmt>
        </DividendsAndInterestFromSecDtl>
        <NetRntlIncmReDebtFincdPropGrp />
        <NetRntlIncmReNotDebtFincdProp />
        <NetRentalIncomePersonalPropGrp />
        <OtherInvestmentIncomeGrp />
        <GainSalesAstOthThanInvntryGrp />
        <NetIncomeLossFromSpecialEvtGrp />
        <GrossProfitLossSlsOfInvntryGrp />
        <OtherRevenueDescribedGrp>
          <Desc>INTEREST INCOME FROM PRIS</Desc>
          <ExclusionCd>14</ExclusionCd>
          <ExclusionAmt>3044</ExclusionAmt>
        </OtherRevenueDescribedGrp>
        <SubtotalsIncmProducingActyGrp>
          <ExclusionAmt>443273</ExclusionAmt>
        </SubtotalsIncmProducingActyGrp>
        <TotalIncomeProducingActyAmt>443273</TotalIncomeProducingActyAmt>
      </AnalysisIncomeProducingActyGrp>
      <RlnOfActyToAccomOfExmptPrpsGrp>
        <RlnOfActyToAccomOfExmptPrpsGrp>
          <LineNumberTxt>11</LineNumberTxt>
          <RelationshipStatementTxt>INCOME EARNED FROM PROGRAM RELATED INVESTMENT LOAN</RelationshipStatementTxt>
        </RlnOfActyToAccomOfExmptPrpsGrp>
        <RlnOfActyToAccomOfExmptPrpsGrp>
          <LineNumberTxt>11</LineNumberTxt>
          <RelationshipStatementTxt>PROVIDED FOR MATH OLYMPIADS FOR ELEMENTARY AND</RelationshipStatementTxt>
        </RlnOfActyToAccomOfExmptPrpsGrp>
        <RlnOfActyToAccomOfExmptPrpsGrp>
          <LineNumberTxt>11</LineNumberTxt>
          <RelationshipStatementTxt>MIDDLE SCHOOL STUDENTS</RelationshipStatementTxt>
        </RlnOfActyToAccomOfExmptPrpsGrp>
      </RlnOfActyToAccomOfExmptPrpsGrp>
      <TrnsfrTransRlnNonchrtblEOGrp>
        <TrnsfrOfCashToNonchrtblEOInd>false</TrnsfrOfCashToNonchrtblEOInd>
        <TrnsfrOtherAssetNonchrtblEOInd>false</TrnsfrOtherAssetNonchrtblEOInd>
        <SalesOrExchangesOfAssetsInd>false</SalesOrExchangesOfAssetsInd>
        <PurchaseOfAssetsNonchrtblEOInd>false</PurchaseOfAssetsNonchrtblEOInd>
        <RentalOfFacilitiesOthAssetsInd>false</RentalOfFacilitiesOthAssetsInd>
        <ReimbursementArrangementsInd>false</ReimbursementArrangementsInd>
        <LoansOrLoanGuaranteesInd>false</LoansOrLoanGuaranteesInd>
        <PerformanceOfServicesEtcInd>false</PerformanceOfServicesEtcInd>
        <SharingOfFacilitiesEtcInd>false</SharingOfFacilitiesEtcInd>
        <RelationshipsNonchrtblEOInd>false</RelationshipsNonchrtblEOInd>
      </TrnsfrTransRlnNonchrtblEOGrp>
    </IRS990PF>
    <IRS990ScheduleB documentId="IRS990ScheduleB">
      <Organization501c3ExemptPFInd>X</Organization501c3ExemptPFInd>
      <GeneralRuleInd>X</GeneralRuleInd>
      <ContributorInformationGrp>
        <ContributorNum>1</ContributorNum>
        <ContributorPersonNm>Whitney Glen T</ContributorPersonNm>
        <ContributorUSAddress>
          <AddressLine1Txt>840 Lincoln Avenue 4</AddressLine1Txt>
          <CityNm>Bohemia</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11716</ZIPCd>
        </ContributorUSAddress>
        <TotalContributionsAmt>225560</TotalContributionsAmt>
        <PersonContributionInd>X</PersonContributionInd>
        <NoncashContributionInd>X</NoncashContributionInd>
      </ContributorInformationGrp>
      <NonCashPropertyContributionGrp>
        <ContributorNum>1</ContributorNum>
        <NoncashPropertyDesc>TESLA MOTORS INC TSLA, 60 sh.</NoncashPropertyDesc>
        <FairMarketValueAmt>25560</FairMarketValueAmt>
        <ReceivedDt>2024-12-13</ReceivedDt>
      </NonCashPropertyContributionGrp>
    </IRS990ScheduleB>
    <DepreciationSchedule documentId="DepreciationSch" />
    <ExpenditureResponsibilityStmt documentId="ExpdturResponbltStmt">
      <ExpenditureResponsibilityGrp>
        <BusinessName>
          <BusinessNameLine1Txt>MOEMS-MATH OLYMPDS ELEM &amp; MIDDLE SCHOOLS</BusinessNameLine1Txt>
        </BusinessName>
        <USAddress>
          <AddressLine1Txt>2154 BELLMORE AVE</AddressLine1Txt>
          <CityNm>BELLMORE</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11710</ZIPCd>
        </USAddress>
        <GrantDt>2022-06-03</GrantDt>
        <GrantAmt>100000</GrantAmt>
        <PurposeOfGrantTxt>PRI LOAN-SEE GENERAL EXPLANATION FOR PURPOSE &amp; ADDTL DETAILS RE AMT EXPENDED &amp; LACK OF DIVERSION</PurposeOfGrantTxt>
        <AnyDiversionByGranteeTxt>NO</AnyDiversionByGranteeTxt>
        <DatesOfReportsByGranteeTxt>SEE GENERAL EXPLANATION ATTACHMENT</DatesOfReportsByGranteeTxt>
        <ResultsOfVerificationTxt>THE GRANTOR HAS NO REASON TO DOUBT THE ACCURACY OR RELIABILITY OF THE REPORTS FROM THE PRI RECIPIENT; THEREFORE, NO INDEPENDENT VERIFICATIONS OF THE REPORTS WERE MADE.</ResultsOfVerificationTxt>
      </ExpenditureResponsibilityGrp>
      <ExpenditureResponsibilityGrp>
        <BusinessName>
          <BusinessNameLine1Txt>MATHSWORLDUK</BusinessNameLine1Txt>
        </BusinessName>
        <ForeignAddress>
          <AddressLine1Txt>STRINGER HOUSE 34 LUPTON ST</AddressLine1Txt>
          <CityNm>LEEDS</CityNm>
          <CountryCd>UK</CountryCd>
          <ForeignPostalCd>LS102QW</ForeignPostalCd>
        </ForeignAddress>
        <GrantDt>2023-12-12</GrantDt>
        <GrantAmt>31868</GrantAmt>
        <PurposeOfGrantTxt>TO SUPPORT MATHCITY PROJECT YEAR 3</PurposeOfGrantTxt>
        <ExpendedByGranteeAmt>31868</ExpendedByGranteeAmt>
        <AnyDiversionByGranteeTxt>NO</AnyDiversionByGranteeTxt>
        <DatesOfReportsByGranteeTxt>10/24/2024</DatesOfReportsByGranteeTxt>
        <ResultsOfVerificationTxt>NONE NECESSARY</ResultsOfVerificationTxt>
      </ExpenditureResponsibilityGrp>
    </ExpenditureResponsibilityStmt>
    <GeneralExplanationAttachment documentId="GeneralExplAttach">
      <GeneralExplanationGrp>
        <IdentifierTxt>FORM 990-PF, PART VI-B, LINE 5D - EXPENDITURE RESPONSIBILITY</IdentifierTxt>
        <FormAndLineReferenceDesc>FORM 990-PF, PART VI-B, LINE 5D - EXPENDITURE RESPONSIBILITY</FormAndLineReferenceDesc>
        <MediumExplanationTxt>PRI RECIPIENT: MOEMS - MATHEMATICAL OLYMPIADS FOR ELEMENTARY &amp; MIDDLE SCHOOLS, INC. DATE OF PRI: 6/3/2022 AMOUNT OF PRI: $100,000 PURPOSE OF PRI: GENERAL OPERATING EXPENSES REPORTS OF AMOUNTS EXPENDED: RECIPIENT HAS SUBMITTED A FULL AND COMPLETE FINANCIAL REPORT OF THE TYPE ORDINARILY REQUIRED BY COMMERCIAL INVESTORS UNDER SIMILAR CIRCUMSTANCES AND A STATEMENT THAT IT HAS COMPLIED WITH THE TERMS OF THE INVESTMENT FOR ITS FISCAL YEAR INDICATED BELOW: DATE OF REPORT: 8/16/2023 FOR FYE 6/30/2022 2/17/2024 FOR FYE 6/30/2023 3/30/2025 FOR FYE 6/30/2024 THIS INVESTMENT WAS REMOVED FROM THE FOUNDATION'S BOOKS AS OF 9/30/24. DIVERSIONS: TO THE KNOWLEDGE OF THE GRANTOR, NO FUNDS HAVE BEEN DIVERTED TO ANY ACTIVITY OTHER THAN THE ACTIVITY FOR WHICH THE LOAN WAS ORIGINALLY MADE</MediumExplanationTxt>
      </GeneralExplanationGrp>
    </GeneralExplanationAttachment>
    <InvestmentsCorpStockSchedule documentId="InvestCorpStockSch">
      <InvestmentsCorporateStockGrp>
        <StockNm>APPLE INC</StockNm>
        <EOYBookValueAmt>100762</EOYBookValueAmt>
        <EOYFMVAmt>140236</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>BERKSHIRE HATHAWAY INC. CLASS</StockNm>
        <EOYBookValueAmt>59520</EOYBookValueAmt>
        <EOYFMVAmt>120572</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>KIMBERLY CLARK CORP</StockNm>
        <EOYBookValueAmt>4541</EOYBookValueAmt>
        <EOYFMVAmt>4455</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>PFIZER INC</StockNm>
        <EOYBookValueAmt>2459</EOYBookValueAmt>
        <EOYFMVAmt>1751</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>PROCTER GAMBLE CO</StockNm>
        <EOYBookValueAmt>22852</EOYBookValueAmt>
        <EOYFMVAmt>27998</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>TESLA MOTORS INC</StockNm>
        <EOYBookValueAmt>25560</EOYBookValueAmt>
        <EOYFMVAmt>24230</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>THE COCA-COLA CO</StockNm>
        <EOYBookValueAmt>10633</EOYBookValueAmt>
        <EOYFMVAmt>12452</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
      <InvestmentsCorporateStockGrp>
        <StockNm>VANGUARD INDEX TR VANGUARD TOT</StockNm>
        <EOYBookValueAmt>75424</EOYBookValueAmt>
        <EOYFMVAmt>112824</EOYFMVAmt>
      </InvestmentsCorporateStockGrp>
    </InvestmentsCorpStockSchedule>
    <OtherAssetsSchedule documentId="OtherAssetsSch">
      <OtherAssetsScheduleGrp>
        <Desc>PRI - MUSEUM OF FOOD AND DRINK</Desc>
        <EOYBookValueAmt>412451</EOYBookValueAmt>
        <EOYFMVAmt>412451</EOYFMVAmt>
      </OtherAssetsScheduleGrp>
    </OtherAssetsSchedule>
    <OtherExpensesSchedule documentId="OtherExpensesSch">
      <OtherExpensesScheduleGrp>
        <Desc>Administrative Fees</Desc>
        <RevenueAndExpensesPerBooksAmt>34604</RevenueAndExpensesPerBooksAmt>
        <DisbursementsCharitablePrpsAmt>34604</DisbursementsCharitablePrpsAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>Bank Charges</Desc>
        <RevenueAndExpensesPerBooksAmt>200</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>200</NetInvestmentIncomeAmt>
      </OtherExpensesScheduleGrp>
      <OtherExpensesScheduleGrp>
        <Desc>State or Local Filing Fees</Desc>
        <RevenueAndExpensesPerBooksAmt>25</RevenueAndExpensesPerBooksAmt>
        <DisbursementsCharitablePrpsAmt>25</DisbursementsCharitablePrpsAmt>
      </OtherExpensesScheduleGrp>
    </OtherExpensesSchedule>
    <OtherIncomeSchedule2 documentId="OtherIncomeSch2">
      <OtherIncomeDetail>
        <Desc>INTEREST INCOME FROM PRIS</Desc>
        <RevenueAndExpensesPerBooksAmt>3044</RevenueAndExpensesPerBooksAmt>
        <NetInvestmentIncomeAmt>3044</NetInvestmentIncomeAmt>
        <AdjustedNetIncomeAmt>3044</AdjustedNetIncomeAmt>
      </OtherIncomeDetail>
    </OtherIncomeSchedule2>
    <OtherProfessionalFeesSchedule documentId="OthProfFeesSch">
      <OtherProfessionalFeesDetail>
        <CategoryTxt>Investment Management Services</CategoryTxt>
        <Amt>150</Amt>
        <NetInvestmentIncomeAmt>150</NetInvestmentIncomeAmt>
      </OtherProfessionalFeesDetail>
    </OtherProfessionalFeesSchedule>
    <TaxesSchedule documentId="TaxesSchedule">
      <TaxesDetail>
        <CategoryTxt>990-PF Estimated Tax for 2024</CategoryTxt>
        <Amt>5900</Amt>
      </TaxesDetail>
      <TaxesDetail>
        <CategoryTxt>990-PF Extension for 2023</CategoryTxt>
        <Amt>2100</Amt>
      </TaxesDetail>
    </TaxesSchedule>
  </ReturnData>
</Return>