It's for those pesky raccoons, trying to have fun on our watch.
If the height doesn't get them, the proximity to the fence will.
It's all fun and games until someone puts the swingset on top of their car.
Hmmm, that giant beam halfway through may be a problem. That's okay, you can just jump while sliding and then jump again. That's how physics works, right?
Look out below!
Oh I get it, you're just not EXTREME enough!