http://www.collaborizeclassroom.com/

Plataforma colaborativa gratuita para profesores y alumnos. Disponible también en app.

Topic Library:

http://library.collaborizeclassroom.com/

Welcome to the Collaborize Classroom Topic Library, a free resource where you can create, share and/or download inquiry-based discussions on any topic. Each lesson has its own unique URL (unique to you) and can easily be shared via email, social networks, or even embedded on any website or e-publication.