Cube Against Cancer Boston 2026

A blistering 5.64 single and a 6.86 winning average by Curtis Chai in the 3x3x3 Cube set the benchmark at Cube Against Cancer Boston 2026. The precision and fingertrick execution required to navigate modern speedcubing at sub-seven-second speeds were on full display as Chai controlled the main event across three full rounds of play. Held at the First Church in Marlborough in Marlborough, Massachusetts, USA on March 21, 2026, the one-day gathering drew 62 competitors across six distinct disciplines and 10 total rounds, creating an intense schedule of high-level solving.

The 3x3 results capped a dominant showing across multiple categories for Chai, who collected three gold finishes during the meet. In the premier Rubik's Cube division, Ethan Zhuang secured second place with a 7.42 final average, closely followed by Graeme Stone in third at 7.56. Both Zhuang and Stone maintained steady pacing through earlier rounds, where Stone registered a sharp 6.01 single. The competitive depth in the 3x3x3 Cube produced rapid times throughout the 62-person roster, making the bracket one of the sharpest seen in Massachusetts this season.

Beyond the classic three-layered puzzle, Chai demonstrated versatility on the 4x4x4 Cube, taking first place with a 24.59 average and a best single of 23.50 across two rounds with 48 competitors. Jeffrey Li earned runner-up honors in the 4x4x4 Cube with a 27.03 average, while Cameron Soulagnet completed the podium in third at 27.81. Chai also topped the Megaminx podium, recording a winning average of 46.10 to edge Liam Corcoran, who finished close behind at 46.19, with Li placing third in 48.53.

Cameron Soulagnet stepped into the spotlight in the 5x5x5 Cube, claiming victory with a 48.42 winning average and a single of 47.85 against a 42-player field. Graeme Stone took the silver spot on the 5x5x5 Cube podium with a 49.24 mark, while Chai added another medal to his tally with a third-place average of 54.73. Soulagnet balanced aggressive turn rates with calculated center builds to hold off the chasing pack throughout the two rounds.

The 7x7x7 Cube brought big-cube specialist Kevin Hays to the top of the table with a commanding 2:04.62 winning average and a round-best single of 1:49.78 among 23 competitors. Jeffrey Li collected another podium placing with a second-place average of 2:17.96, while Soulagnet finished third in 2:20.09. In Square-1, Elijah Rain Phelps captured gold with a 7.39 average and a 6.07 single across 20 competitors, finishing clear of Ethan Zhuang at 10.52 and Chai at 10.59.

Away from the top steps of the podium, Cube Against Cancer Boston 2026 highlighted substantial individual progress throughout the roster. Andrew Kang registered a massive personal best in the 4x4x4 Cube of 47.12, which was 58.9 percent faster than his prior mark of 1:54.59, and tackled his first ever attempts in both the 5x5x5 Cube with 1:48.69 and the 7x7x7 Cube with 6:41.76. Christopher Thomas posted a 36.9 percent improvement in the 4x4x4 Cube with a 2:01.27 personal best, lowered his 3x3x3 Cube best by 28.9 percent to 22.78, and logged his first 5x5x5 Cube attempt at 3:21.05. Edward Bryson dropped his 4x4x4 Cube time by 28.2 percent to 1:23.01 and made his first official 5x5x5 Cube attempt with a 3:16.55. Alex Lisauskas also showed major growth, cutting 28.3 percent off his 4x4x4 Cube best to reach 37.02.

Several other competitors made notable leaps across their programs during the cubing competition. Spencer Sarkis improved his 5x5x5 Cube personal best by 15.9 percent down to 1:16.90, set a 42.28 best in 4x4x4 Cube, and recorded his first ever attempt at 7x7x7 Cube with a 6:34.92. Molly P. Carr logged three personal bests across the day, taking 20.8 percent off her 3x3x3 Cube single to hit 13.96, 20.1 percent off her 4x4x4 Cube time to reach 1:01.75, and 7 percent off her 5x5x5 Cube mark to finish in 2:27.45. Syed Mekaeel Ghani took on six events and lowered his 7x7x7 Cube mark by 28.3 percent to 9:40.34. First-time entrant Avery Boardman made an impressive debut across four events at this WCA competition, recording initial marks of 15.30 in 3x3x3 Cube, 1:02.25 in 4x4x4 Cube, and securing 13th place in Square-1 with a 23.84 single.

With 18 podium spots swept by United States competitors across all six events, Cube Against Cancer Boston 2026 delivered an efficient showcase of talent and technical skill. From the lightning turns of Chai in 3x3x3 Cube to the marathon endurance of Hays on 7x7x7 Cube, speed cubing in Marlborough highlighted both seasoned execution and promising new milestones across every division as competitors wrapped up an action-packed Saturday of solving.