MOUNTAIN VIEW, Calif. — Sitting in an atrium on Google’s campus, a group of K-12 educators imagined the worst response they could receive when they tried to persuade their colleagues to use artificial intelligence. They pictured a veteran English teacher who was still upset that cursive is no longer taught. Perhaps she would yell that AI is “just another shiny tech fad.” What’s next, she might ask — robots teaching kids how to read? The educators asked Gemini, Google’s AI assistant, for advice