Online Presentation Tools. Plans and Pricing - Zoom. Teacher - Off2Class. Khan Academy. Interactive Video Learning. Learning Tools - Multimedia Learning Object Authoring Tool - image annotation and timeline. Kahoot! Simple free learning tools for students and teachers. Padlet. ClassTools.net. Coggle. Plickers. Diigo - Better reading and research with annotation, highlighter, sticky notes, archiving, bookmarking & more. Wizer.me. Nearpod: Create, Engage, Assess through Mobile Devices.