Unlike Esa Helttula's other apps, which allow kids to practice specific skills through a no-nonsense kind of interface, Esa's latest app, for the iPad, gives kids a playground of sorts to play around ...

Young students around the world struggle to memorize multiplication tables, but the effort pays off. Cognitive scientists say that learning 6 x 7 and 8 x 9 by heart frees up the brain’s working memory ...