Connecting every school to the Internet is a monumental challenge that until recently no one had dared to tackle—in part because not all countries can even pin down the locations of all their schools. But a new joint initiative from the International Telecommunication Union (ITU) and UNICEF seeks to fill that gap. Dubbed Giga, the Geneva-based program has undertaken an ambitious mission to map and link up 6 million schools worldwide that are still offline by 2030. The program’s initial results i...