play these together, some or all, start them at any time, in any order. more info...
In Bb 2.0 is a collaborative music and spoken word project developed by Darren Solomon from Science for Girls, and developed with contributions from users.
The videos can be played simultaneously -- the soundtracks will work together, and the mix can be adjusted with the individual volume sliders.
Also available - the full page or the 16-video page.
Learn more in the FAQ.