ATLANTA–(BUSINESS WIRE)–Promethean is pleased to announce that Promethean Planet, the world’s largest interactive whiteboard community for educators, is now part of ClassFlow, the award-winning collaborative teaching and learning software community. With the merge, all lessons and resources designed to be presented on an interactive whiteboard can now be shared across a connected classroom and sent to students’ Chromebooks™, tablets and laptops using ClassFlow. “We’re extremely excited about