| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | 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): Need-based aid and travel grants: Amount: Unconfirmed — check official site. Domestic and international invitees can receive aid; 2026 was free for domestic households below $85,000, with travel support available. Future thresholds may change.; 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): Application fee: $0. HCSSiM states that applying is and will remain free.; Need-based aid and travel grants: Amount: Unconfirmed — check official site. Domestic and international invitees can receive aid; 2026 was free for domestic households below $85,000, with travel support available. Future thresholds may change.; 2027: Unconfirmed — check official site | Unconfirmed — check official site | 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 9–12; Grade timing: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Additional eligibility | Residency: Domestic and international students may apply; Requirement: Be a current high-school student who has not yet graduated; Requirement: Show strong mathematical motivation and readiness through the application and Interesting Test; Requirement: Name a sponsor who knows the applicant in a mathematical context; Requirement: Commit to the full residential six-week program; Exclusion: Students who have already graduated high school; Exclusion: Application writing produced by generative AI or another person | Unconfirmed — check official site | Residency: Historical June 2026 camp was for students entering grades 8–12 in 2026–27 |
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| Session dates or duration | Catalog terms: 6 weeks; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Format | In person | Unconfirmed — check official site | Unconfirmed — check official site |
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| Housing and supervision | Residential. Supervision and housing details: Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Location | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Selection and application | Selection: HCSSiM expected 51 students in 2026 and reported more strong applications than it could accept; admission was rolling and used the letter, recommendation and Interesting Test rather than an age cutoff. Application materials: One recommendation from a sponsor who knows the student mathematically | Unconfirmed — check official site | Selection: Confirm the current programme’s selection, capacity and operative participation conditions. |
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| Official sources | Source 1 · checked 2026-08-21Source 2 · checked 2026-08-21Source 3 · checked 2026-08-21Source 4 · checked 2026-08-20 | Source 1 · checked 2026-10-09Source 2 · checked 2026-10-09Source 3 · checked 2026-10-09 | Source 1 · checked 2026-10-12 |
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