This was done without CGI, apparently. Length: 2:01.
Oh yes, you might be asking how they got the tires to roll
up the seesaw, apparently defying gravity.
***ANSWER IN SPOILER FORM BELOW****
They put counterweights inside each tire at the top
of each one, and when the first tire was nudged, the weight moved
clockwise, steering each tire into the next one....
***ANSWER IN SPOILER FORM ABOVE ****