Por si algún profe quiere investigar sobre estas 70 apps y ver si le son de utlidad. Yo uso algunas // The 70 Best Apps For Teachers And Students - Edudemic. These are listed as itunes apps, but I'm sure a lot of them can be found for Android as well.
There are so many ways to incorporate technology in your classroom. This website provides a large amount of information of Apps that have been beneficial to how to incorporate smart-phones and much more regarding technology.
5 Minutes to a Kid-Proof iPhone & iPad - "hidden secrets" to simply ensure your kids don't delete your apps or contacts or make purchases on your iPhone or iPad! And also a trick to limit their access once within an app!