End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
http://asantarjomeh.farafile.ir/file/24613/پرسشنامه-تاثیر-اقدام-پژوهی-در-افزایش-مهارت-های-معلمی