Not the wisest idea, to put children in a structure built solely from internet-obtained knowledge a few feet above ground. They'd fall and crush their skulls on the protruding roots from the ground. It'd be a legal nightmare.

"I'm sure someone around here's built a treehouse before." Someone who had had 'a proper childhood' that entailed treehouses. Surely they weren't that hard to find.

"If you don't trust Google enough to risk a few kids' lives with it."