| Application deadline | Unconfirmed — check official site | 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 | Catalog terms: Global Navigator Scholarship (financial need and academic merit): From $500. Covers $500 up to 100% of tuition; for US citizens or permanent residents in grades 9-11 living in the US.; Academic Merit Award: $500; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Unconfirmed — check official site | Catalog terms: Nonrefundable application fee: $25; Nonrefundable acceptance deposit: $1,000. Due within 7 days of acceptance.; Global Navigator Scholarship (financial need and academic merit): From $500. Covers $500 up to 100% of tuition; for US citizens or permanent residents in grades 9-11 living in the US.; Academic Merit Award: $500; 2027: 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 | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Eligibility | Up to grade 12; Grade timing: Unconfirmed — check official site | Grades 9–12 (provider uses rising grades) | Grades 10–11 when applying; summer rising grade is one higher |
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| Additional eligibility | Requirement: Open to grades up to 12; Requirement: Mathematical maturity of an advanced high-school student | Requirement: Open to grades 9–12; Requirement: Must have completed 9th grade before traveling (rising freshmen are not eligible); Requirement: Some programs set their own requirements, such as a language level | 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 | Unconfirmed — check official site | Catalog terms: 3–8 weeks; 2027: Unconfirmed — check official site | Starts June 20, 2027; Ends June 25, 2027 (2027 cycle) |
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| Format | Online | In person | In person |
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| Housing and supervision | Non-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 | Live online classes scheduled in Pacific time | More than 40 advertised 2027 destinations; each program page defines the location and housing | Austin, TX |
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| Selection and application | 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: Program and scholarship capacity varies. Scholarships are competitively reviewed using transcript, GPA, essays, teacher recommendation, and for need-based awards guardian financial information; no umbrella acceptance rate is published. Application materials: Scholarship applicants: short essay answers; Scholarship applicants: one teacher recommendation | 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 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-24 | Source 1 · checked 2026-10-24Source 2 · checked 2026-08-20Source 3 · checked 2026-08-20 |
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