KenHub - Use Kenhub to learn anatomy
Kahoot! - Kahoot! makes it easy to create, play and share fun learning games in minutes—for any subject, in any language, on any device.
Picmonic - Picmonic transforms forgettable facts into memorable stories and characters
Sli.do - Slido is the ultimate Q&A and polling platform for live and virtual meetings and events. It offers interactive Q&A, live polls and insights about your audience.
osmosis.org - Huge library of clear, concise medical videos
Mentimeter - a web-based polling tool for workshops, conferences & events