Virtual Classroom and Lab using BigBlueButton The document discusses using the open source BigBlueButton software to create virtual classrooms and labs. BigBlueButton allows for features like webcams, chat, screen sharing, recordings and integrated VoIP. It can be deployed on a local server. Moodle integrates with BigBlueButton through plugins that allow teachers to create virtual classroom activities and record sessions. A demo of Moodle with BigBlueButton was shown, allowing synchronous online classes and discussions. Virtual classrooms provide benefits like location independence and flexibility, while drawbacks include limited course choices and needed equipment.