Our phones can do many things and its ways I've never heard of. I would have apps to call on students, to present powerpoint presentations. I think its just a good idea to have when I become a teacher.
10 Wordless Videos that Teach Problem Solving -- Speech paths are seemingly always on the hunt for materials to address problem solving - did you ever consider videos? I found 10 wordless videos that are fun and make kids think about how to fix the main characters' problems!