Tricider is an tool for learning through online discussion. It allows you to create real-time polls to compare ideas and vote for your preferred solutions, merging the functionality of the tool to initiate discussions with the one to operate real-time questionnaires. It is free, can be used without registration and works with any type of device. All you have to do is ask a question in the text field and an Add idea button will be available to everyone, clicking on which everyone will be able to provide their contribution or comment on those of others. Discover the tool through this tutorial webpage.