Sounds legit to us.
Better still, The Rock noticed the chart and posted it himself with some big ups for the kid's big brain. He also points out that he himself was suspended for flipping someone the bird in his fifth grade classroom, so he was already cussing at an extremely advanced level. A precocious child if ever there was one!
Check out The Rock's tweets below. We've reached out to an actual rock for comment, but haven't heard anything back just yet.