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        <CurrentTaxYearMinus3YearsAmt>4106416</CurrentTaxYearMinus3YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>3977861</CurrentTaxYearMinus1YearAmt>
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        <FormAndLineReferenceDesc>Schedule D, Part X, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INTERNAL REVENUE SERVICE HAS CLASSIFIED 21PSTEM AS EXEMPT FROM FEDERAL INCOME TAXES UNDER SECTION 501(C) (3) OF THE INTERNAL REVENUE CODE ("CODE"), AS AN ORGANIZATION, CONTRIBUTIONS TO WHICH ARE DEDUCTIBLE UNDER SECTION 170(C) OF THE CODE; AND AS AN ORGANIZATION THAT IS NOT A PRIVATE FOUNDATION AS DEFINED IN SECTION 509(A) OF THE CODE. U.S. GAAP REQUIRES MANAGEMENT TO EVALUATE TAX POSITIONS TAKEN AND RECOGNIZE A TAX LIABILITY, IF 21PSTEM HAS TAKEN AN UNCERTAIN TAX POSITION THAT MORE LIKELY THAN NOT WOULD NOT BE SUSTAINED UPON EXAMINATION BY A GOVERNMENT AUTHORITY. MANAGEMENT HAS ANALYZED THE TAX POSITIONS TAKEN BY 21PSTEM AND HAS CONCLUDED THAT AS OF DECEMBER 31, 2024 AND 2023, THERE ARE NO UNCERTAIN POSITIONS TAKEN OR EXPECTED TO BE TAKEN THAT WOULD REQUIRE RECOGNITION OF A LIABILITY OR DISCLOSURE IN FINANCIAL STATEMENTS. 21PSTEM RECOGNIZES ACCRUED INTEREST AND PENALTIES ASSOCIATED WITH UNCERTAIN TAX POSITIONS, IF ANY, AS PART OF GENERAL AND ADMINISTRATIVE EXPENSES. THERE WERE NO INCOME TAX RELATED INTEREST AND PENALTIES RECORDED FOR EITHER OF THE YEARS ENDED DECEMBER 31, 2024 OR 2023.</ExplanationTxt>
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        <OfficesCnt>1</OfficesCnt>
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        <TypeOfActivitiesConductedTxt>Program Services</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Education Program</SpecificServicesProvidedTxt>
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      <TotalEmployeeCnt>19</TotalEmployeeCnt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule F, Part I, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>21PSTEM ACCOUNTS FOR EXPENDITURES IN EGYPT USING ACCRUAL BASIS U.S. GAAP.</ExplanationTxt>
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        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
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        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
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        <FormAndLineReferenceDesc>Schedule J, Part I, Line 3</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF DIRECTORS WILL HAVE SOLE DISCRETION OF THE HIRING OF THE PRESIDENT OF THE 21PSTEM. ACCORDINGLY, THE BOARD WILL SET COMPENSATION LEVEL AFTER TAKING INTO CONSIDERATION FUNDING SOURCES AND BUDGET IMPLICATIONS.</ExplanationTxt>
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        <FormAndLineReferenceDesc>Form 990, Part I, Line 1</FormAndLineReferenceDesc>
        <ExplanationTxt>DESCRIPTION OF ORGANIZATION MISSION: THE 21ST CENTURY PARTNERSHIP FOR STEM EDUCATION IS A NON-PROFIT ORGANIZATION THAT WORKS BOTH NATIONALLY AND INTERNATIONALLY WITH GOVERNMENTS, INSTITUTIONS OF HIGHER EDUCATION, SCHOOL DISTRICTS AND OTHER EDUCATION ENTITIES TO TRANSFORM EDUCATION, EMPOWER LEARNERS, AND IMPROVE LIVES BY ADVANCING LITERACY AND ACHIEVEMENT IN PURPOSE DRIVEN SCIENCE, TECHNOLOGY, ENGINEERING AND MATHEMATICS (STEM).</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>DESCRIPTION OF ORGANIZATION MISSION:, AND IMPROVE LIVES BY ADVANCING LITERACY AND ACHIEVEMENT IN PURPOSE DRIVEN SCIENCE, TECHNOLOGY, ENGINEERING AND MATHEMATICS (STEM).</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 WILL BE REVIEWED BY THE BOARD OF DIRECTORS PRIOR TO FILING. THE BOARD OF DIRECTORS MAY COMMENT AND PROPOSE CHANGES OR SUGGESTIONS TO THE MANAGEMENT.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE BOARD MEMBERS AND EMPLOYEES ARE REQUIRED TO REPORT ANY CONFLICTS OF INTEREST AS THEY MAY ARISE. THE POLICY IS REVIEWED ANNALLY BY A DESIGNATED BOARD COMMITTEE FOR COMPLETENESS AND UP TO DATE RELEVANCE.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE BOARD OF DIRECTORS SET COMPENSATION LEVELS FOR THE PRESIDENT. THE BOARD OF DIRECTORS HAS AUTHORIZED THE PRESIDENT TO SET COMPENSATION LEVELS FOR EMPLOYEES BASED ON THE BOARD'S CONSIDERATION OF FUNDING SOURCES, BUDGET IMPLICATIONS AND COMPENSATION OF PEERS. COMPENSATION LEVELS ARE APPROVED ON AN ANNUAL BASIS.</ExplanationTxt>
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        <ExplanationTxt>COPIES OF THE ORGANIZATION'S GOVERNMENT DOCUMENTS, FINANCIAL STATEMENTS AND FORM 990 WILL BE PROVIDED ON REQUEST. THEY ARE ALSO AVAILABLE FOR INSPECTION AT THE ORGANIZATION'S OFFICE.</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>Other fee: Program fee: Consultant $293,775, Subawards $410,375 &amp; Honorarium $24655 Management &amp; General: Consultant $7582</ExplanationTxt>
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      <SupplementalInformationDetail>
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        <ExplanationTxt>THE BOARD OF DIRECTORS PROVIDES OVERSIGHT FOR THE AUDIT PROCESS AND IS RESPONSIBLE FOR THE SELECTION OF THE INDEPENDENT ACCOUNTANT. THE PROCESS HAS NOT CHANGED FROM THE PRIOR YEAR</ExplanationTxt>
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