Cognitive Skills

noun mental effort or activity that requires thinking and intelligence

• The scientist's brainwork led to a groundbreaking discovery in the field of neurology.
• I have to do some serious brainwork to figure out this math problem.
• I can't do any brainwork after pulling an all-nighter.
• Writing poetry requires a lot of brainwork to find the perfect words.

noun a competitive activity involving solving Rubik's cubes as quickly as possible

• Speedcubing is a competitive sport where participants solve Rubik's cubes as quickly as possible.
• I've been practicing speedcubing and I'm getting faster every day!
• Speedcubing is my jam, I can solve a cube in under 20 seconds!
• In the world of speedcubing, solving a cube in less than 10 seconds is like reaching the pinnacle of success.