the snow obscures the landscape and hides what rests under it. at your dreams
end the snow is melting, and this will reveal to you the landscape you've been
treading on for the earlier scenes. this happens "between the houses", which
could reference you transitioning from one mindset/viewpoint into another.
you'd wanted to play at playing, but the kids were unconvinced by your actions.
the opening bit involving the mountain lion has a feel of you (and your gang)
doing some play-acting too. whatever the cougar was representing seems to
have been lured into the scene, and you'd then commenced to taunting and
confusing it (even mocking it) before it simply left due to frustration.