| Application deadline | Unconfirmed — check official site | March 19, 2027 (2027 cycle) | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Financial aid | Last year's cycle (2026): Free for U.S. families with adjusted gross income under $80,000; need-based aid up to full cost: Amount: Unconfirmed — check official site. Aid for international students is decided case by case.; 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): Free for U.S. families with adjusted gross income under $80,000; need-based aid up to full cost: Amount: Unconfirmed — check official site. Aid for international students is decided case by case.; 2027: Unconfirmed — check official site | Catalog terms: In-person breakfast and lunch: $0. Provided during the one-day Bloomington session.; 2027: Unconfirmed — check official site | Non-refundable application fee: $100. A waiver can be requested from info@summerdiscovery.com.; Enrollment deposit (by enrollment date): $1,900–$3,500. $1,900 before January 31, 2027; $2,500 February 1-April 1, 2027; $3,500 April 1-June 1, 2027 with full payment.; International registration fee (students living outside the US): $239–$379. $379 residential, $239 commuter; includes US medical coverage. (2027 cycle) |
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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 10–12; Grade timing: Unconfirmed — check official site | Grades 11–12 (provider uses rising grades) | Grades 9–12; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Ages 14–18; Requirement: Open to grades 10–12; Requirement: Have completed 9th grade (or its equivalent) by the first day of the program; Requirement: Not yet enrolled as a full-time college or university student; Requirement: Graduating seniors may attend in the summer between high school and college or during a gap year | Requirement: Open to rising grades 11–12; Requirement: Minimum cumulative high school GPA of 3.5 on a 4.0 scale | Ages 15–18; Requirement: Open to grades 9–12; Requirement: International students must show English proficiency (test scores, an English-taught school transcript or a video interview) |
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| Session dates or duration | Starts June 27, 2027; Ends August 7, 2027; 6 weeks (2027 cycle) | Catalog terms: 0.14–1.14 weeks; 2027: Unconfirmed — check official site | Starts July 25, 2027; Ends August 6, 2027 (2027 cycle) |
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| Format | In person | In person / Online | 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 | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Boston, MA | Bloomington, IN | Hanover, NH |
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| Selection and application | 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 letter of recommendation | Selection: Kelley calls KWLI selective, limits seats, and reviews cumulative GPA and application essays after the deadline. It does not publish applicant totals, cohort sizes by session, acceptance rates, geographic quotas, or scoring weights. Application materials: 100-word statement on why you hope to participate | Selection: Application review and course capacity are administered through Dartmouth Precollege and Summer Discovery; no current acceptance rate or 2027 capacity is published. |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-20Source 5 · checked 2026-08-20Source 6 · checked 2026-08-20Source 7 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-24Source 5 · checked 2026-10-24Source 6 · checked 2026-10-24Source 7 · checked 2026-10-24Source 8 · checked 2026-08-20 |
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