I confess I needed the instructions -- when I was a kid I could have done this in my sleep, but that was a long time ago and I haven't made one of these in decades. It looked reasonably seaworthy at first sight; upon closer inspection, though ...
"Mom? This is boring ...
... can I have some belly rubs instead, please?"
Second opinion:
There also seem to be tail, um, action issues ...
... though on the whole it would have seemed battleworthy enough -- if it hadn't capsized under friendly fire!
Also, just FYI:
This narrative is officially cat-approved.