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        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>TOM DAILEY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL DENNIS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
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        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AIMEE L KENNEDY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MIKE MAHAFFEY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>TAMMY ROBERTS MEYERS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TOM NGUYEN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANTONIO P SMYTH</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RAVI BELLAMKONDA</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>1.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <TotalReportableCompFromOrgAmt>1980696</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>308799</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>8</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ROBIN ENTERPRISES CO</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>111 N OTTERBEIN AVE</AddressLine1Txt>
            <CityNm>WESTERVILLE</CityNm>
            <StateAbbreviationCd>OH</StateAbbreviationCd>
            <ZIPCd>43081</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>DISTRIBUTION CENTER</ServicesDesc>
        <CompensationAmt>949381</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>AMERICAN MUSEUM OF NATURAL HIS</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>79TH STREET CENTRAL PARK WEST</AddressLine1Txt>
            <CityNm>NEW YORK</CityNm>
            <StateAbbreviationCd>NY</StateAbbreviationCd>
            <ZIPCd>10024</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>EXHIBIT LICENSES</ServicesDesc>
        <CompensationAmt>900000</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>DIRECT MECHANICAL</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO BOX 704</AddressLine1Txt>
            <CityNm>LONDON</CityNm>
            <StateAbbreviationCd>OH</StateAbbreviationCd>
            <ZIPCd>43140</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>MAINTENANCE</ServicesDesc>
        <CompensationAmt>869468</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>KING BUSINESS INTERIORS INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>1400 GOODALE BLVD 102</AddressLine1Txt>
            <CityNm>COLUMBUS</CityNm>
            <StateAbbreviationCd>OH</StateAbbreviationCd>
            <ZIPCd>43212</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>INTERIOR FURNISHING AND EQUIPMENT</ServicesDesc>
        <CompensationAmt>493741</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>FIREWATCH DESIGN STUDIO LLC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>50 WALNUT ST</AddressLine1Txt>
            <CityNm>DAYTON</CityNm>
            <StateAbbreviationCd>OH</StateAbbreviationCd>
            <ZIPCd>45402</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>EXHIBIT DESIGN AND PRODUCTION</ServicesDesc>
        <CompensationAmt>427366</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>5</CntrctRcvdGreaterThan100KCnt>
      <MembershipDuesAmt>2845322</MembershipDuesAmt>
      <FundraisingAmt>571961</FundraisingAmt>
      <GovernmentGrantsAmt>3878988</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>1555997</AllOtherContributionsAmt>
      <TotalContributionsAmt>8852268</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ADMISSIONS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>8267280</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>8267280</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>WORKSHOPS &amp; CAMPS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>3686847</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>3686847</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>EVENTS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>1188362</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1188362</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>OTHER PROGRAM REVENUE</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>142936</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>142936</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>EXHIBIT AND PROGRAM SPONSORSHIPS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>114000</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>114000</RelatedOrExemptFuncIncomeAmt>
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      <TotalProgramServiceRevenueAmt>13399425</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
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        <ExclusionAmt>166163</ExclusionAmt>
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      <GrossRentsGrp>
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      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
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      <RentalIncomeOrLossGrp>
        <RealAmt>83589</RealAmt>
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      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>83589</TotalRevenueColumnAmt>
        <ExclusionAmt>83589</ExclusionAmt>
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      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>10320</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
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        <OtherAmt>706</OtherAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>66</SecuritiesAmt>
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      <NetGainOrLossInvestmentsGrp>
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        <ExclusionAmt>-640</ExclusionAmt>
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      <FundraisingDirectExpensesAmt>79611</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>-30457</TotalRevenueColumnAmt>
        <ExclusionAmt>-30457</ExclusionAmt>
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      <OtherRevenueMiscGrp>
        <Desc>ATOMIC CAFE COMMISSION</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>393676</TotalRevenueColumnAmt>
        <ExclusionAmt>393676</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>SCIENCE 2 GO</Desc>
        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>342445</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>736121</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
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        <RelatedOrExemptFuncIncomeAmt>13741870</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>612331</ExclusionAmt>
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      <CompCurrentOfcrDirectorsGrp>
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        <ProgramServicesAmt>1602646</ProgramServicesAmt>
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        <FundraisingAmt>228950</FundraisingAmt>
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        <ProgramServicesAmt>6869337</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1962668</ManagementAndGeneralAmt>
        <FundraisingAmt>981334</FundraisingAmt>
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      <OtherEmployeeBenefitsGrp>
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        <ProgramServicesAmt>1909774</ProgramServicesAmt>
        <ManagementAndGeneralAmt>545649</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>559487</ProgramServicesAmt>
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        <ProgramServicesAmt>188945</ProgramServicesAmt>
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      <FeesForServicesLegalGrp>
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        <ProgramServicesAmt>48571</ProgramServicesAmt>
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      <FeesForServicesAccountingGrp>
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        <ProgramServicesAmt>145598</ProgramServicesAmt>
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        <ProgramServicesAmt>384363</ProgramServicesAmt>
        <ManagementAndGeneralAmt>82711</ManagementAndGeneralAmt>
        <FundraisingAmt>19460</FundraisingAmt>
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        <FundraisingAmt>13591</FundraisingAmt>
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        <ProgramServicesAmt>304096</ProgramServicesAmt>
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        <ProgramServicesAmt>1055363</ProgramServicesAmt>
        <ManagementAndGeneralAmt>247554</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>308604</ProgramServicesAmt>
        <ManagementAndGeneralAmt>94955</ManagementAndGeneralAmt>
        <FundraisingAmt>71216</FundraisingAmt>
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        <ProgramServicesAmt>34912</ProgramServicesAmt>
        <ManagementAndGeneralAmt>11638</ManagementAndGeneralAmt>
        <FundraisingAmt>6348</FundraisingAmt>
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        <ProgramServicesAmt>58836</ProgramServicesAmt>
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        <ProgramServicesAmt>1583905</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>200551</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>6145193</ProgramServicesAmt>
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        <EOYAmt>690181</EOYAmt>
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        <EOYAmt>6027</EOYAmt>
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        <EOYAmt>22803287</EOYAmt>
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        <EOYAmt>1700000</EOYAmt>
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        <EOYAmt>131706</EOYAmt>
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        <EOYAmt>8752063</EOYAmt>
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      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
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      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
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    <IRS990ScheduleA documentId="RetDoc1039100001">
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        <CurrentTaxYearAmt>8852268</CurrentTaxYearAmt>
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        <TotalAmt>50257604</TotalAmt>
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      <PublicSupportTotal170Amt>50257604</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
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        <CurrentTaxYearMinus3YearsAmt>739738</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>958810</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>505425</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>249752</CurrentTaxYearAmt>
        <TotalAmt>2698899</TotalAmt>
      </GrossInvestmentIncome170Grp>
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        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4A, PROGRAM SERVICE ACCOMPLISHMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>QUALITY EDUCATIONAL EXPERIENCES: THE ORGANIZATION OFFERED A VARIETY OF QUALITY EDUCATIONAL EXPERIENCES FOR 678,718 GUESTS. THESE QUALITY EDUCATIONAL EXPERIENCES INCLUDED COSI EXHIBITS AND A VARIETY OF PROGRAMS, INCLUDING THE FOLLOWING: WORKSHOPS, SCHOOL FIELD TRIPS, ACCESS FOR ECONOMICALLY DISADVANTAGED PEOPLE, AND OTHER EVENTS. EARLY CHILDHOOD EDUCATION-CHILDREN ARE NATURAL BORN SCIENTISTS, EXPLORING AND EXPERIMENTING BEFORE THEY WALK OR TALK. DESIGNED BY EARLY CHILDHOOD EDUCATION EXPERTS, COSI'S LITTLE KIDSPACE ENCOURAGES THIS CURIOSITY, NUTURES IMAGINATION, AND PROMOTES LEARNING THROUGH HANDS-ON PLAY. PRESCHOOL WORKSHOPS USE CHILDREN'S LITERATURE TO EXPLORE FAMILIAR TOPICS SUCH AS FLIGHT AND SPACE. FAMILY LEARNING-FROM THE DEPTHS OF THE OCEAN TO THE FARTHEST REACHES OF SPACE, FAMILIES CAN PLAY AND EXPLORE THEIR WAY THROUGH SEVEN PERMANENT EXHIBIT AREAS. COSI'S EXHIBITS PROVIDE A GUIDED TOUR TO FAMILY FUN WITH INTERESTING EXPERIMENTS, HANDS-ON ACTIVITIES, AND TALKING POINTS ALONG THE WAY. IN ADDITION, FAMILY SCIENCE QUESTS OFFER A NEW WAY TO EXPLORE COSI BY FOCUSING ON SPECIFIC TOPICS LIKE FORENSICS AND PHYSICS ALONG WITH OUR FAMILY WORKSHOPS. SCIENCE EDUCATION TRANSFORMATION-DESIGNED TO ENHANCE THE CLASSROOM EXPERIENCE, COSI'S EDUCATIONAL PROGRAMS PROVIDE EXCITING LEARNING ADVENTURES CREATIVELY DISGUISED AS FUN. COSI'S EDUCATION PROGRAMS SHOWCASE ACTIVITIES THAT HELP THE COMMUNITY LEARN AND GROW.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS PREPARED BY AN OUTSIDE PUBLIC ACCOUNTING FIRM. A COPY OF THE FORM 990 IS THEN REVIEWED BY THE FINANCE/AUDIT COMMITTEE AND IS PRESENTED TO THE BOARD MEMBERS ELECTRONICALLY PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH TRUSTEE SIGNS A CONFLICT OF INTEREST DISCLOSURE STATEMENT ANNUALLY. ANY CONLFICTS OF INTEREST ARE DISCLOSED AND ADDRESSED AT THIS TIME.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>AN ANALYSIS OF OTHER ORGANIZATIONS' FORM 990 AND A COMPENSATION SURVEY ARE COMPLETED TO DETERMINE THE CHIEF EXECUTIVE OFFICER'S COMPENSATION PACKAGE. AN INDEPENDENT COMMITTEE ANALYZES THE INFORMATION AND THE BOARD APPROVES THE APPROPRIATE COMPENSATION LEVEL. THE COMPENSATION COMMITTEE ALSO REVIEWS COMPENSATION OF OTHER OFFICERS USING FORM 990 AND OTHER SURVEY DATA. THE ORGANIZATION DOCUMENTS ALL DECISIONS OF THE BOARD REGARDING COMPENSATION.</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 XI, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS AN AUDIT COMMITTEE THAT ASSUMES RESPONSIBILITY FOR OVERSIGHT OF THE AUDIT OF THE FINANCIAL STATEMENTS AND SELECTION OF THE INDEPENDENT ACCOUNTANT. THE PROCESS BY WHICH THE AUDIT COMMITTEE OVERSEES THE AUDIT AND SELECTS THE INDEPENDENT ACCOUNTANT HAS NOT CHANGED FROM THE PREVIOUS YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>