Saturday, October 3, 2026 · 5:30 pm – 11:59 pm
What it is AceCubing Cognitive Sprint is a fast, online reasoning quiz designed to test raw thinking speed rather than memorised knowledge. The Q4 Challenge 2026 edition compresses 20 single-answer multiple-choice questions into a strict 10-minute window, making it a sprint of logic, pattern recognition, and quick judgement.
Who it's for The challenge is open to everyone, with individual entries only. There is no age requirement, no student status requirement, and no cubing background needed. Entry is free, and each participant gets one official attempt.
What to expect
Rules and conduct Participants must register with accurate details and take the quiz themselves. Calculators, AI tools, search engines, other people, and external materials are not permitted. One account and one attempt per participant is allowed, and questions or answers must not be shared during the live window. Submissions must be completed within the timer, with platform autosubmission rules applying.
Ranking and recognition Ranking is determined first by correct answers, then by shorter completion time where reliably recorded, then by earlier submission timestamp. If ties persist, visual reasoning scores are compared, and if still tied, a shared rank is declared. First place receives a ₹2,200 AceCubing gift card, second place a ₹1,000 gift card, and third place a ₹750 gift card. Ranks 1-3 also receive winner certificates, while all other valid participants receive participation certificates. If an unresolved tie produces a shared prize rank, each tied participant receives that rank's full gift card. The rupee amounts are gift card face values, not cash payouts.
Organiser context AceCubing runs a series of quarterly cognitive and reasoning challenges aimed at a broad online audience in India, with each Q4 challenge having its own registration and rules. Results are announced after 31 December 2026 following verification, and AceCubing may review duplicates and rule breaches using evidence.
Key details