| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Last year's cycle (2026): $1,900–$7,290; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Catalog terms: Free attendance; check separate expenses; 2027: Unconfirmed — check official site |
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| Financial aid | Last year's cycle (2026): Summer full or partial need-based scholarship: Amount: Unconfirmed — check official site. Completed 2026 cycle; limited to eligible U.S.-resident students.; 2027: Unconfirmed — check official site | Last year's cycle (2026): U.S. family-income guarantee: Amount: Unconfirmed — check official site. U.S. students from families under $80,000 attended free in 2026.; Full/partial need-based aid and international aid: Amount: Unconfirmed — check official site. Aid available where cost is a barrier; international aid considered case by case.; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Last year's cycle (2026): Summer 2026 application fee: $200. Nonrefundable; part of the USD 700 initial payment.; Summer 2026 enrollment deposit: $500. Applied toward total program cost.; Summer full or partial need-based scholarship: Amount: Unconfirmed — check official site. Completed 2026 cycle; limited to eligible U.S.-resident students.; 2027: Unconfirmed — check official site | Last year's cycle (2026): U.S. family-income guarantee: Amount: Unconfirmed — check official site. U.S. students from families under $80,000 attended free in 2026.; Full/partial need-based aid and international aid: Amount: Unconfirmed — check official site. Aid available where cost is a barrier; international aid considered case by case.; 2027: Unconfirmed — check official site | Catalog terms: Transportation to and from MIT: Amount: Unconfirmed — check official site. Participant responsibility; available travel assistance, if any, is not stated on the current page.; 2027: Unconfirmed — check official site |
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| Stipend or pay | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Grades 8–12 (provider uses rising grades) | Grades 10–12; Grade timing: Unconfirmed — check official site | Grade 11; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Residency: Worldwide for the Green Mountains program; 2026 scholarships were restricted to eligible U.S. residents; Requirement: Be in grades 9-12 or be a motivated rising ninth grader; Requirement: Demonstrate interest in climate action, climate science, or sustainability; Requirement: For the summer application, provide an academic reference and a second academic or extracurricular reference; Exclusion: Current grade 8 students who are not rising to grade 9; Exclusion: Applicants seeking academic credit; these offerings are noncredit | Ages 14–18; Residency: Students from the United States and abroad are eligible; international financial aid is case by case; Requirement: Be age 14-18 by the applicable program cutoff; Requirement: Have completed grade 9 or equivalent before the session; Requirement: Not be enrolled full time in a college or university by the program's first day; Requirement: Be available for the entire six-week residential session and comply with dormitory, curfew, visiting, safeguarding, and conduct rules; Requirement: Independently attempt the official application problem set and explain experiments, conjectures, proofs, and partial progress; Requirement: Submit the required recommendation, transcript, form, short answers, and any financial-aid documents; Requirement: Retain scratch work and be prepared to explain reasoning if originality is verified; Exclusion: Applicants outside the age/education window or already full-time college students at program start; Exclusion: Collaborative, copied, AI-assisted, internet-generated, uncited, or inadequately explained problem-set work; Exclusion: Applicants unable to reside for the full six weeks or follow residential/safety expectations; Exclusion: Assuming all eight problems must be solved or that prior advanced courses/research are required; Exclusion: Assuming selection guarantees aid, publication, conference presentation, college credit, recommendation, admission advantage, internship, or job | Citizenship: U.S. citizen or current U.S. permanent resident with green card; visas do not substitute; Residency: National U.S. applicant pool; attend on MIT's Cambridge campus if selected; Requirement: Be in 11th grade or equivalent when applying; Requirement: Attend public, private or home school; Requirement: Demonstrate strong academics and enthusiasm for STEM; Requirement: Submit a complete shared MITES Summer/Semester application; Requirement: Arrange transportation to and from MIT if selected; Requirement: Commit to the full intensive residential schedule; Exclusion: Non-U.S. citizens without permanent residence are ineligible; Exclusion: Students outside 11th grade at application are ineligible under current rules; Exclusion: Applying to both national programmes yields at most one offer and participants cannot switch after offer; Exclusion: The programme is rigorous and includes substantial weekday/weekend homework |
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| Session dates or duration | Last year's cycle (2026): Starts July 5, 2026; Ends July 17, 2026; 2 weeks; 2027: Unconfirmed — check official site | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site |
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| Format | Hybrid | In person | In person |
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| Housing and supervision | Residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Castleton, Vermont | Boston, Boston University campus, Massachusetts | Cambridge, Massachusetts; national applicant pool |
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| Selection and application | Selection: The Green Mountains application is selective and was reviewed on a rolling basis until capacity. Application materials: Personal statement of no more than 300 words | Selection: About 80 high-school students are selected through demonstrated mathematical thinking in the problem set, academic context, recommendation, transcript, and short answers. PROMYS does not publish the current applicant count or acceptance rate. Application materials: One recommendation | Selection: MITES seeks strong, STEM-motivated students and prioritizes educational access in holistic review, but the current pages do not publish applications, cohort size or acceptance rate for 2027. Application materials: Essays and extracurricular activities |
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| Official sources | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20Source 5 · checked 2026-08-20 | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20Source 4 · checked 2026-08-20Source 5 · checked 2026-08-20Source 6 · checked 2026-08-20 | Source 1 · checked 2026-08-22Source 2 · checked 2026-08-22Source 3 · checked 2026-08-22Source 4 · checked 2026-08-20 |
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