At the age of 9, Sebastian Brillon of DuBois excels in a competitive sport that many may be unfamiliar with — speedcubing.

Google Xuan, 7, left, finished the last few moves on a 3x3 as his brother Enzo Xuan, 12, reacted proudly during a practice speedcubing session. Parents watched a practice speedcubing session on June ...

One second makes all the difference in the world to Tristan Heartt of Napa. Heartt, 14, is a competitive “speedcuber.” ...

NEW YORK—For die-hard fans of the Rubik’s Cube, it isn’t about whether you can crack the iconic puzzle. It’s about how fast. In a bustling hotel ballroom in Queens, some 90 competitors are practicing ...

The sprawling cafeteria at River Hill High School in Clarksville holds a unique distinction: two world records have been set here. In 2015, River Hill alumnus Keaton Ellis shot up from his seat after ...