A few mild sexual innuendos/references.

David spies on a girl he likes through a telescope.

David is seen shirtless for about a minute, when he is putting on a t-shirt.

A couple of boys are seen shirtless for a minute.

While in the woods, David falls down an embankment into a ravine and is knocked unconscious.

An extraterrestrial spacecraft has crashes into some power lines.

A creature eats a kid's hat, nearly his head.

2 uses of shit

Jeff says "Don't take any shit, David"

Nasa Scientist says "Holy shit."

Name calling (Bastard, Scuz bucket, Butt face, Stupid, Little weasel, and Dork.)

1 use of "Goddamn".

the eyeball that goes eyeyeyye might make people jump

There are some mild frightening scenes thru/o, mainly in the first half of the film.

A kid doesn't know what's happening, he's taken to a place where NASA scientists want to find out what's going on and he doesn't like that, and a kid risks his life.

Another kid talks about being forced to hang MISSING signs up every Saturday.