videos in AudioSet
A list of about a million ten-second YouTube clips, each labelled with the sounds in it, that Google published in 2017. Labs use it to train and test general audio and music models.
Including PBS Kids Bumper: Action Pig - Arthur (2015 WFWA-DT1), PBS Kids Schedule Bumper - Leap Frog (2014 WFWA-DT2), PBS Kids Promo: Clifford the Big Red Dog (2010 WFWA-DT1)