MERGE VIDEO WITH WEB: Flipped, blended, home-schooled--any type of classroom can benefit from new super app TouchCast. Edublogger Richard Byrne is jazzed about this app, which allows users to record a short video and then overlay widgets called vApps. (Huh?) vApps allow for cool pop-ups during a video, such as live Twitter streams, photos, multimedia, or live questions for the audience to answer.