| Application deadline | March 1, 2027 (2027 cycle) | Unconfirmed — check official site | February 1, 2027 (2027 cycle) |
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| Cost | Unconfirmed — check official site | Unconfirmed — check official site | Free attendance; check separate expenses (2027 cycle) |
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| Financial aid | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Unconfirmed — check official site | Unconfirmed — check official site | On-campus boarding: $0. Covered by program funders.; Food: $0. Covered by program funders. (2027 cycle) |
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| Stipend or pay | Weekly salary: $500 (2027 cycle) | Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Grade 12 and first-year college; Grade timing: Unconfirmed — check official site | Up to grade 12; Grade timing: Unconfirmed — check official site | Grades 10–11 when applying; summer rising grade is one higher |
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| Additional eligibility | Citizenship: US citizen; Residency: IL; Requirement: Open to grades 12–13; Requirement: High school senior in the 2027-2028 school year or a 2027 high school graduate; Requirement: Enrolled in an Illinois high school; Requirement: Proof of medical insurance | Requirement: Open to grades up to 12; Requirement: Mathematical maturity of an advanced high-school student | Residency: Texas high school students; Requirement: Open to students currently in grades 10–11 when applying; Requirement: Students enrolled in summer school during the program dates cannot participate (full-time attendance required) |
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| Session dates or duration | Starts July 12, 2027; Ends August 6, 2027; 4 weeks (2027 cycle) | Unconfirmed — check official site | Starts June 20, 2027; Ends June 25, 2027 (2027 cycle) |
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| Format | Hybrid | Online | In person |
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| Housing and supervision | Non-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 | IL | Unconfirmed — check official site | Austin, TX |
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| Selection and application | Application materials: Letter of recommendation from a STEM teacher or STEM club advisor | Selection: Applicants must persuade Euler Circle that they are prepared and a good instructional fit; Euler Circle says ordinary seat scarcity usually is not the main constraint and does not publish acceptance statistics. | Selection: McCombs describes desired qualities but publishes no current applicant count, cohort size, acceptance rate, fixed GPA cutoff, identity quota, geographic quota, scoring rubric, interview process, or waitlist policy. Historical cohort figures must not be treated as a future guarantee. Application materials: Essay(s); One letter of recommendation |
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| Official sources | Source 1 · checked 2026-10-24 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20 |
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