There’s a universal truth about technology that most of us are somewhat unwilling to admit: Kids are better at it than adults are. At this point, it’s a stereotype: the grandparents who squint at their phones and poke at them…

There’s an old story that, sometime in the 1960s, NASA spent millions to create a pen that worked in space. American engineers worked for years on a high-tech marvel that could write in zero gravity. Facing the same problem, the…