Daqri is an easy application to learn and use to take your class or PD materials mobile. It works on iPhones or Android smartphones. It utilizes QR codes to read the interface you created and deliver the content to the users phone. It takes a very short time to learn and you don't have to do anything differently than you would do normally. It is cross platform and no special tools needed. It is free for teachers. Older and non iPhone/Androids can use it with RedLaser.
