/Diigo In Education/Group items tagged classroom sound level random name chooser QR code IWB widgets date classroom volume indicator clock QR codes sound lev
"A superb online whiteboard suite of tools, including a random name picker, classroom sound level indicator, display a QR code, drawing and text tools, traffic lights, timers, clocks and dates, and even a fab exit poll tool. You can even change the background, including your own images to display extra resource information, or use your computer camera to show live video like a visualiser."