| Application deadline | Unconfirmed — check official site | Unconfirmed — check official site | Unconfirmed — check official site |
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| Cost | Unconfirmed — check official site | $695–$4,995 (2027 cycle) | $5,793 (2027 cycle) |
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| Financial aid | Unconfirmed — check official site | Unconfirmed — check official site | Need-based financial assistance for application and program costs: Amount: Unconfirmed — check official site. Based on family income, family size and available COSMOS resources. (2027 cycle) |
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| Expenses and aid conditions | Unconfirmed — check official site | Catalog terms: Frontiers application: $0. No application fee; this does not mean program participation is free.; 2027: Unconfirmed — check official site | Application fee: Amount: Unconfirmed — check official site. Non-refundable; fee waivers can be requested.; Need-based financial assistance for application and program costs: Amount: Unconfirmed — check official site. Based on family income, family size and available COSMOS resources. (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 7–12; Grade timing: Unconfirmed — check official site | Grades 6–12; Grade timing: Unconfirmed — check official site | Grades 9–12 (provider uses rising grades) |
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| Additional eligibility | Residency: Primarily Chicago, surrounding suburbs, and Northwest Indiana; nonlocal students need their own lodging and transportation; Requirement: Enter grade 7-12 in the school year after the summer program; Requirement: Show strong interest and readiness through school mathematics, competitions, or sustained engagement; Requirement: Submit the correct grade-cohort form, short essay, teacher questionnaire, current math-teacher recommendation, and transcript/grade report; Requirement: Arrange daily local transportation and any needed lodging; Requirement: Attend the four-week weekday day camp; Exclusion: The program does not provide housing or transportation; Exclusion: Application and mathematical enthusiasm do not guarantee admission; Exclusion: Participation does not guarantee a grade, academic credit, recommendation, contest result, college admission, or admissions advantage | Requirement: Ignite grades 6–8, Launch 9–11, Frontiers 10–12, Summit 11–12. Detailed course/testing criteria vary; do not claim universal absence of prerequisites. | Residency: California high school students only; Requirement: Open to rising grades 9–12; Requirement: Demonstrated academic excellence (a typical COSMOS student has a GPA of 3.5 or above) |
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| Session dates or duration | Catalog terms: 4 weeks; 2027: Unconfirmed — check official site | Unconfirmed — check official site | Catalog terms: 4 weeks; 2027: Unconfirmed — check official site |
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| Format | In person | In person | In person |
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| Housing and supervision | Non-residential. Supervision and housing details: Unconfirmed — check official site | Unconfirmed — check official site | Residential. Supervision and housing details: Unconfirmed — check official site |
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| Location | Chicago, Illinois, University of Chicago campus; Chicago area, surrounding suburbs, and Northwest Indiana | Unconfirmed — check official site | Davis, Irvine, Los Angeles, Merced, San Diego, Santa Cruz, CA |
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| Selection and application | Selection: The University describes the four-week summer camp as significantly selective. It seeks enthusiastic and talented students with strong school performance, math-competition interest, or sustained mathematical curiosity. Applicant totals, seats by cohort, selection rate, rubric, and late-application capacity are not published. Application materials: Short applicant essay; One recommendation letter from the current mathematics teacher | Unconfirmed — check official site | Selection: Each of six campuses accommodates roughly 160-200 students, and clusters typically enroll 20-25 with a commonly reported 5:1 student-to-faculty ratio. Admissions are competitive and based on academic merit relative to the selected topic, but applicant count and statewide acceptance rate were not published. Application materials: Online application with one personal statement; One teacher recommendation (two recommended) |
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| Official sources | Source 1 · checked 2026-10-12Source 2 · checked 2026-08-22Source 3 · checked 2026-08-22 | Source 1 · checked 2026-10-09Source 2 · checked 2026-10-09Source 3 · checked 2026-10-09 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-08-22Source 5 · checked 2026-08-22Source 6 · checked 2026-08-22Source 7 · checked 2026-08-20 |
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