Easy for first time learners to learn basic Good form setup
Its not free. You have to unlock all but the first three games and the games themselves are just not worth the time
Fun I have this (paid, full version,) app on my kindle. I liked it, my 2 kids often play it.
It's very easy
Free Arabic English dictionary, translation and English learning by Britannica
ProDeaf is the first and most complete App translator of Libras and ASL.