The Download: smarter AI in schools, and a robot "carnival" in Shanghai

Plus: No one really knows how to safely test frontier AI models. Chatbots took schools by surprise. Suddenly, students carried an app in their phones that could magically answer almost any homework question or spin up an essay in seconds. Organizations ranging from OpenAI to UNESCO encourage AI use in the classroom, but many teachers aren't sure how to handle it. Yet some promising approaches are emerging. At Cheshire Academy, for example, teachers are trained on general techniques for using AI rather than prescribed tools.