[Okay, clinging to the edge, that he can do.]

[And yes, there is a shallow end on the other side, where the actual stairs to get in the pool are. They did just kinda jump/fall in on the further, deeper end.]

Right, of course... perhaps I should work on floating first. I've never really gone deep enough in the water to need to do so. Though I didn't think it would be difficult...

[He'll be a quick learner once he gets at least this down, really.]