| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | January 20, 2027 (2027 cycle) |
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| Cost | Last year's cycle (2026): $699–$2,500; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Financial aid | Last year's cycle (2026): Limited need-based scholarships: Amount: Unconfirmed — check official site. Very limited; did not cover residential fees or international students. The separate GI Partners path listed eight Boston-area rising-senior awards below a household-income threshold.; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Last year's cycle (2026): Residential housing and meals: $699–$2,097. USD 699 per week; included dormitory, three meals daily, supervision, and residential activities. Snacks excluded.; Seat deposit: $200–$500. USD 200 for one-week programs and USD 500 for three-week or remote programs; credited toward tuition.; Optional airport transportation: $50–$99. USD 50 departure one-way, USD 75 arrival one-way, or USD 99 round trip for 2026.; Optional linen rental: $50. Included sheets, pillowcase, and towel.; Limited need-based scholarships: Amount: Unconfirmed — check official site. Very limited; did not cover residential fees or international students. The separate GI Partners path listed eight Boston-area rising-senior awards below a household-income threshold.; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Last year's cycle (2026): Daily transportation reimbursement: Amount: Unconfirmed — check official site. Broad promises partial reimbursement but does not publish limits or eligible modes.; 2027: Unconfirmed — check official site |
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| Stipend or pay | Unconfirmed — check official site | Last year's cycle (2026): 2026 Summer I or Summer II fellowship: $4,000; 2027: Unconfirmed — check official site | Last year's cycle (2026): 2026 scholar stipend: $3,600; 2027: Unconfirmed — check official site |
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| Eligibility | Grades 6–12; Grade timing: Unconfirmed — check official site | Grades 10–12 when applying; check the provider's rules for graduating seniors | Grade 11; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Requirement: Select a course matching the student's entering grade and readiness; Requirement: Three-week programs: normally enter grade 8 through college and complete competitive admission; Requirement: One-week programs: perform at grade level or above and register while space remains; Requirement: Pre-high-school programs: meet the specific middle-school grade band; Requirement: Remote students need a suitable device and synchronous availability; Requirement: International students must arrange travel status and pay in full before BLI issues an invitation letter; Exclusion: Not every course accepts every grade in the umbrella range; Exclusion: Three-week and remote acceptance is not guaranteed; Exclusion: Housing, single-room requests, scholarships, preferred campus, airport transport, and course capacity are not guaranteed; Exclusion: International students were ineligible for the general need-based aid described in the 2026 FAQ | Residency: Must be able to participate at an available Project SEED site or eligible virtual project; in-person site selection considers a safe daily commute; Requirement: Document household annual income at or below 300% of applicable Federal Poverty Guidelines; Requirement: Provide an accepted tax, free/reduced-lunch, SNAP/WIC, TRIO, or SAT/ACT fee-waiver eligibility document; Requirement: Preferably be a current high-school sophomore, junior, or senior; the 2026 cycle also allowed graduating seniors; Requirement: Have completed at least one high-school chemistry course and demonstrate interest in science or chemistry; Requirement: Obtain parent/guardian permission if under 18; Requirement: Be available for the full project, normally at least eight weeks and about 40 hours weekly for in-person research; Requirement: Meet the local site's commute, safety, lab, onboarding, and schedule requirements; Exclusion: Applicants who cannot document the financial-eligibility requirement; Exclusion: Applicants without completed high-school chemistry; Exclusion: Applicants unable to commit to the selected site's full schedule or safely commute for an in-person placement; Exclusion: Assuming prior lab experience is required or guarantees selection; Exclusion: Assuming application guarantees a placement, preferred lab, virtual option, $4,000 next-cycle amount, conference trip, publication, college credit, recommendation, scholarship, admission advantage, or job | Citizenship: U.S. citizen, lawful permanent resident, or non-U.S. citizen with employment authorization; Residency: Must attend a Massachusetts high school within daily commuting distance of Broad; Requirement: Apply as a current high-school junior/rising senior; Requirement: Earn B or better grades in science and mathematics; Requirement: Show enthusiasm for science; prior research is not required; Requirement: Attend the entire six-week program without other courses, programs, or employment during program hours; Exclusion: Out-of-state high-school students are ineligible even if they can commute or arrange housing; Exclusion: Students unable to attend every program day are ineligible |
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| Session dates or duration | Catalog terms: 1–3 weeks; 2027: Unconfirmed — check official site | Catalog terms: 8–10 weeks; 2027: Unconfirmed — check official site | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site |
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| Format | In person / Online | Hybrid | In person |
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| Housing and supervision | Residential. Supervision and housing details: Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site | Non-residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Boston, Massachusetts, Waltham, Massachusetts, Wellesley, Massachusetts, Weston, Massachusetts, Greater Boston | Participating university, government, and industry research sites; virtual projects may also be offered | Cambridge, Massachusetts, Broad Institute; daily commute required from a Massachusetts high school community |
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| Selection and application | Selection: Three-week and remote programs used competitive rolling review based on academic record, curiosity, subject commitment, perspective, and experience. One-week and pre-high-school programs were capacity-based registration. Application materials: Student-written application essay | Selection: Local coordinators select among financially and academically eligible applicants based on performance, science interest, full-summer availability, site capacity/budget, safe commute, and mentor/project fit. ACS publishes no single current acceptance rate. | Selection: Applications receive holistic merit review based on coursework, extracurricular interests, science enthusiasm, teacher recommendations, and potential community contribution. Broad publishes recent cohort names but no current applicant count or acceptance rate. Application materials: Teacher recommendation material; the FAQ does not state the number |
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| Official sources | Source 1 · checked 2026-08-21Source 2 · checked 2026-08-21Source 3 · checked 2026-08-21Source 4 · checked 2026-08-21Source 5 · checked 2026-08-20 | Source 1 · checked 2026-08-20Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20 | Source 1 · checked 2026-10-09Source 2 · checked 2026-08-21 |
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