| Application deadline | March 31, 2027 (2027 cycle) | Unconfirmed — check official site | April 19, 2027 (2027 cycle) |
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| Cost | Unconfirmed — check official site | Last year's cycle (2026): $1,005–$6,105; 2027: Unconfirmed — check official site | $2,750 (2027 cycle) |
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| Financial aid | Unconfirmed — check official site | Last year's cycle (2026): Need-based CTD financial aid: Amount: Unconfirmed — check official site. Limited funds, awarded as requests are received.; Sandra Dennhardt Technology Scholarship: Amount: Unconfirmed — check official site. For students with financial need applying to technology courses.; 2027: Unconfirmed — check official site | Unconfirmed — check official site |
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| Expenses and aid conditions | Unconfirmed — check official site | Last year's cycle (2026): Need-based CTD financial aid: Amount: Unconfirmed — check official site. Limited funds, awarded as requests are received.; Sandra Dennhardt Technology Scholarship: Amount: Unconfirmed — check official site. For students with financial need applying to technology courses.; 2027: Unconfirmed — check official site | Application fee: $0; Deposit to reserve a spot: $100. Due once the application is approved; Suggested spending money: $100–$150 (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 10–11 when applying; summer rising grade is one higher | Grades 9–12 (provider uses rising grades) | Grades 10–11; Grade timing: Unconfirmed — check official site |
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| Additional eligibility | Residency: US; Requirement: Open to students currently in grades 10–11 when applying; Requirement: Must live in and physically attend high school in the United States, and live in the US for the duration of the program; Requirement: Must register for and work through the free online prerequisite course for the chosen summer course before being considered | Requirement: Open to rising grades 9–12; Requirement: Meet the selected course's CTD eligibility tier (accelerated, credit-bearing three-week courses are at the Indigo tier) | Requirement: Open to grades 10–11; Requirement: Open in the summer after sophomore or junior year (students finishing grade 10 or 11); Requirement: One year of chemistry or physics |
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| Session dates or duration | Starts July 5, 2027; Ends August 1, 2027 (2027 cycle) | Last year's cycle (2026): Starts June 28, 2026; Ends August 7, 2026; 1–3 weeks; 2027: Unconfirmed — check official site | Starts June 7, 2027; Ends July 22, 2027 (2027 cycle) |
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| Format | In person / 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 | Cambridge, MA | Evanston, IL | Terre Haute, IN |
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| Selection and application | Selection: Competitive summer selection based partly on prerequisite-course performance, technical preparation, essays, school-supporting information, and recommendation; online prerequisite access is broader. Application materials: Three short essays (500 words or less each); One teacher or mentor recommendation | Selection: Course-dependent academic admission using CTD eligibility tiers; applicants qualify through test scores, prior CTD coursework, or portfolio review, and courses may fill. Application materials: Qualifying above-grade-level test scores, or a grade report/unofficial transcript with CTD's online teacher recommendation form | Selection: Earlier 2026 instructions described selective application followed by first-come session placement after approval. Confirm the current 2027 review and placement process; no acceptance rate is published. Application materials: Recommendation from a counselor or teacher |
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| Official sources | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24Source 4 · checked 2026-10-09Source 5 · checked 2026-10-09Source 6 · checked 2026-10-09Source 7 · checked 2026-08-22 | Source 1 · checked 2026-10-24Source 2 · checked 2026-08-21Source 3 · checked 2026-08-20 | Source 1 · checked 2026-10-24Source 2 · checked 2026-10-24Source 3 · checked 2026-10-24 |
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