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        <PersonNm>K RICHARD NIEHOFF</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TERRY POSEY JR</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>RALPH WILCOXSON II</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TRACEY TOMME</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>4278</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL WESTENDORF</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>9687</OtherCompensationAmt>
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      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
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      <NetIncmFromFundraisingEvtGrp>
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      <OtherRevenueMiscGrp>
        <Desc>OTHER REVENUE</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>24829</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>21829</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>3000</UnrelatedBusinessRevenueAmt>
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      <OtherRevenueTotalAmt>24829</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
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        <UnrelatedBusinessRevenueAmt>18590</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>1293551</ExclusionAmt>
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      <PensionPlanContributionsGrp>
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      <OtherExpensesGrp>
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      <OtherExpensesGrp>
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      <OtherExpensesGrp>
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        <CurrentTaxYearMinus1YearAmt>-18896</CurrentTaxYearMinus1YearAmt>
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        <CurrentTaxYearMinus1YearAmt>4790424</CurrentTaxYearMinus1YearAmt>
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      <InvestmentIncomePYPct>0.10010</InvestmentIncomePYPct>
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      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART III, LINE 12, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>NET FUNDRAISING - 2020 AMOUNT: $ 29,586. 2021 AMOUNT: $ -20,025. 2022 AMOUNT: $ -41,276. 2023 AMOUNT: $ -16,900. OTHER INCOME - 2020 AMOUNT: $ 116,209. 2021 AMOUNT: $ 1,284. 2022 AMOUNT: $ 22,380. 2023 AMOUNT: $ 24,829.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
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          <AddressLine2>RESTRICTED</AddressLine2>
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          <State>RESTRICTED</State>
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      <MailingsMembersInd>0</MailingsMembersInd>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II-B, LINE 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>EFFORTS WERE DIRECTED TOWARD SECURING STATE OF OHIO FUNDING TO SUPPORT THE EXPANSION OF PROGRAMS.</ExplanationTxt>
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        <Desc>OTHER LIABILITIES</Desc>
        <Amt>79837</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>79837</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>6733793</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>-123796</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>17800</DonatedServicesAndUseFcltsAmt>
      <OtherRevenueAmt>318738</OtherRevenueAmt>
      <RevenueNotReportedAmt>212742</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>6521051</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>6521051</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>5248177</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>4000</DonatedServicesUseFcltsAmt>
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      <ExpensesSubtotalAmt>4925439</ExpensesSubtotalAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>4925439</TotalExpensesPerForm990Amt>
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        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COLLECTION CONTAINS OBJECTS OF BIOLOGICAL, GEOLOGICAL, AND ANTHROPOLOGICAL SIGNIFICANCE TO HONOR AND PRESERVE FOR FUTURE GENERATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART IV, LINE 2B:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HOLDS FUNDS FOR OTHER ORGANIZATIONS IN ESCROW.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY'S ENDOWMENT CONSISTS OF VARIOUS ENDOWMENT FUNDS CREATED TO SUPPORT THE MISSION AND VISION OF ENRICHING THE LIVES OF CHILDREN AND ADULTS THROUGH INTERACTIVE LEARNING AND EXPERIENCES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY IS AN EXEMPT ORGANIZATION UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE. IN ADDITION, THE SOCIETY QUALIFIES FOR THE CHARITABLE CONTRIBUTION DEDUCTION UNDER SECTION 170(B)(1)(A) AND HAS BEEN CLASSIFIED AS AN ORGANIZATION OTHER THAN A PRIVATE FOUNDATION UNDER SECTION 509(A)(2). THE SOCIETY EVALUATES THE INCOME TAX POSITIONS TAKEN OR EXPECTED TO BE TAKEN IN INCOME TAX RETURNS FILED BY THE SOCIETY TO DETERMINE WHETHER A LIABILITY FOR UNCERTAIN TAX POSITIONS EXIST AND WHETHER A LIABILITY FOR SUCH UNCERTAIN POSITIONS SHOULD BE RECOGNIZED. THE SOCIETY IS EXEMPT FROM INCOME TAXES AND MANAGEMENT BELIEVES THE SOCIETY HAS NOT ENGAGED IN ANY ACTIVITIES THAT WOULD DISQUALIFY THEM FROM TAX-EXEMPT STATUS. THE SOCIETY DOES, HOWEVER, CONDUCT CERTAIN LIMITED ACTIVITIES SUBJECT TO TAXATION AS THEY ARE NOT SUBSTANTIALLY RELATED TO FURTHERING THE SOCIETY'S MISSION AND ARE CONSIDERED UNRELATED BUSINESS INCOME. TAXES ON UNRELATED BUSINESS INCOME ARE PAID IN ACCORDANCE WITH THE INTERNAL REVENUE CODE. NO ACCRUAL HAS BEEN PROVIDED BECAUSE THE AMOUNT OF TAX DUE IS IMMATERIAL. THE SOCIETY'S POLICY WITH REGARDS TO INTEREST AND PENALTIES IS TO RECOGNIZE INTEREST THROUGH INTEREST EXPENSE AND PENALTIES THROUGH OTHER EXPENSE. IN EVALUATING THE SOCIETY'S TAX PROVISION AND TAX-EXEMPT STATUS, INTERPRETATIONS AND TAX PLANNING STRATEGIES WERE CONSIDERED. THE SOCIETY BELIEVES THEIR ESTIMATES ARE APPROPRIATE BASED ON THE CURRENT FACTS AND CIRCUMSTANCES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF SALES - MERCHANDISE 351,065. SPECIAL EVENTS - DIRECT EXPENSES 52,751. INVESTMENT FEES -85,078.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>COST OF SALES - MERCHANDISE 351,065. SPECIAL EVENTS - DIRECT EXPENSES 52,751. INVESTMENT FEES -85,078.</ExplanationTxt>
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        <CharitableContriEvent1Amt>73502</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>35851</GrossRevenueEvent1Amt>
        <FoodAndBeverageEvent1Amt>39704</FoodAndBeverageEvent1Amt>
        <EntertainmentEvent1Amt>2150</EntertainmentEvent1Amt>
        <OtherDirectExpensesEvent1Amt>10863</OtherDirectExpensesEvent1Amt>
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        <GrossRevenueTotalEventsAmt>35851</GrossRevenueTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>39704</FoodAndBeverageTotalEventsAmt>
        <EntertainmentTotalEventsAmt>2150</EntertainmentTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>10897</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>52751</DirectExpenseSummaryEventsAmt>
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      <StatesWhereGamingConductedCd>OH</StatesWhereGamingConductedCd>
      <LicensedInd>0</LicensedInd>
      <ExplanationIfNoTxt>THE ORGANIZATION CONDUCTS A RAFFLE IN CONJUNCTION WITH ITS ANNUAL GALA EVENT. PURSUANT TO OHIO REVISED CODE SECTION 2915 092, A CHARITABLE ORGANIZATION THAT IS EXEMPT FROM FEDERAL INCOME TAXATION UNDER SUBSECTION 501(A) AND IS DESCRIBED IN SUBSECTION 501(C)(3) OF THE INTERNAL REVENUE CODE MAY CONDUCT A RAFFLE TO RAISE MONEY FOR THE ORGANIZATION AND DOES NOT NEED A LICENSE TO CONDUCT BINGO IN ORDER TO CONDUCT A RAFFLE DRAWING THAT IS NOT FOR PROFIT.</ExplanationIfNoTxt>
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      <GamingWithNonmembersInd>0</GamingWithNonmembersInd>
      <MemberOfOtherEntityInd>0</MemberOfOtherEntityInd>
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      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
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        <PersonNm>TRACEY TOMME</PersonNm>
        <TitleTxt>PRESIDENT &amp; CEO</TitleTxt>
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        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
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          <PersonNm>MICHAEL STEMEN</PersonNm>
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        <TransactionDesc>TRUSTEE AND FORMER CFO OF RIECK (SERVICE PROVIDER)</TransactionDesc>
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        <ContributionCnt>10</ContributionCnt>
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        <MethodOfDeterminingRevenuesTxt>NO APPRAISAL</MethodOfDeterminingRevenuesTxt>
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        <FormAndLineReferenceDesc>PART I, COLUMN (B):</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MUSEUM ACCESSIONED 175 ETHNOGRAPHIC OBJECTS INTO ITS ANTHROPOLOGY COLLECTION AND 10 SPECIMENS INTO ITS BIOLOGY (5) AND GEOLOGY (5) COLLECTIONS. THESE ITEMS WERE RECEIVED TO PRESERVE AND PROTECT FOR FUTURE GENERATIONS AND WILL NOT BE RESOLD; THEREFORE, THEY WERE NOT APPRAISED OR HAVE ANY VALUE ALLOCATED TO THEM.</ExplanationTxt>
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    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>ANY PERSON WHO IS IN SYMPATHY WITH THE MISSION OF THE SOCIETY IS ELIGIBLE FOR MEMBERSHIP. MEMBERSHIPS ARE VALID FOR ONE YEAR.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>AT THE ANNUAL MEETING HELD EACH YEAR IN JANUARY, BOARD MEMBERS ELECT FIVE TRUSTEES FOR A TERM OF THREE YEARS EACH, PLUS FOUR TRUSTEES FOR A TERM OF ONE YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS REVIEWED BY THE PRESIDENT AND CEO AND THE CHIEF FINANCIAL OFFICER BEFORE IT IS FILED WITH THE IRS. IN ADDITION, A COPY IS PROVIDED TO MEMBERS OF THE BOARD FOR THEIR REVIEW AND REVISIONS PRIOR TO FILING.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION ASKS OFFICERS, TRUSTEES, AND KEY EMPLOYEES TO DISCLOSE POTENTIAL CONFLICTS OF INTEREST AS THEY OCCUR. THESE ARE THEN REVIEWED BY THE EXECUTIVE COMMITTEE FOR COMPLIANCE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR THE PRESIDENT AND CEO IS BASED ON A COMBINATION OF EDUCATION AND EXPERIENCE AS THEY RELATE TO THE FIELD AND THE SALARY SCALE OF THE MUSEUM. RAISES ARE IN THE FORM OF COST OF LIVING INCREASES WHICH ARE EXTENDED TO ALL STAFF AT THE SAME PERCENTAGE. THE PRESIDENT AND CEO IS ELIGIBLE FOR A PERFORMANCE BONUS OF UP TO 15% OF THEIR SALARY. THE EXECUTIVE COMMITTEE OF THE BOARD OF DIRECTORS CONDUCTS AN ASSESSMENT OF THE PERFORMANCE OF THE PRESIDENT AND CEO BASED ON PARAMETERS THAT HAVE BEEN SET PRIOR TO OR EARLY IN THE FISCAL YEAR TO DETERMINE THE PORTION OF THE PERFORMANCE BONUS, IF ANY, TO BE ALLOCATED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PROCESS HAS NOT CHANGED.</ExplanationTxt>
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</Return>