This document discusses using videos and micro/nano learning in flipped classrooms. It recommends tools like Jing and Screencast-O-Matic to create short videos under 15 minutes on targeted objectives that can be viewed on different devices. Nano learning should include various media like text, video, sound and images. Examples are given on how to use Jing and Screencast-O-Matic to capture screens and record audio to create nano learning videos for flipped classrooms.