Children often struggle to memorize multiplication facts, as Hechinger reported, but research suggests it may be worth the effort. Cognitive scientists say that learning your times tables by heart ...

The Hechinger Report covers one topic: education. Sign up for our newsletters to have stories delivered to your inbox. Consider becoming a member to support our nonprofit journalism. A study published ...

The Tsinghua table places factors across the top row and down the far right column. From left to right, or from bottom to top, respectively, the values are ½, 1, 2 . . . 9, then 10, 20 . . . 90. The ...