Responsive Design and Vertical Video Add Up to Engaging eLearning by Pamela  S. Hogle : Learning Solutions Magazine | Information and digital literacy in education via the digital path | Scoop.it
Pairing responsive design with innovative use of vertical video, eLearning designers can create content that is appealing, usable, and attractive on phones, tablets, and laptops. Whether the learner uses a full-screen or a scaled-down browser window, in portrait or landscape orientation, gives a lot of flexibility!