Polls for WhatsApp - Create & share quick polls in your WhatsApp groups
BookWidgets - BookWidgets is an excellent application that let you create engaging exercises in minutes and easily share a varied variety of beautiful and fun activities with your classroom and others.
Curious Polls - Answer a question once a day for the chance to win £100/$100
Padlet - Visual boards for organizing anything.
Twitter Polls - Polls embedded in tweets
Socrative - Socrative helps teachers engage the class with educational activities to measure and visualize...