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 Radio Flyer Ziggle™ -- A New Way to Ride & Play, The Radio Flyer Retro Rocket, My First Big Flyer with Lights & Sounds: Toddler Big Wheel Bike