Six-Year-Old Sets Rubik’s Cube Average Record
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Six-year-old Chinese speedcuber Lian Yunzhi, also known as Zhizhi, twice broke the women’s 3x3 Rubik’s Cube average world record within three days. At World Cube Association-certified competitions, she first averaged 4.52 seconds in Wuhan and then improved to 4.27 seconds in Guan…