One scene involves Rowley launched in the air and lands with his arm notably injured.
A brief scene in the cafeteria shows students throwing food at Greg.
Fregley puts his snot on a letter that Greg mistakenly touches with his bare hand, but this is only played for gross-out humor.
Profanity
Mild
Mild insults such as "morons" and "loser" are heard
One use of "what the heck"
Alcohol, Drugs & Smoking
None
When Greg goes into his classroom for the first time, there's a poster saying "Don't Smoke, It's a Joke".
Frightening & Intense Scenes
Mild
Greg and Rowley end up in a chase scene with two teenagers in the dark woods.
When Greg goes over to Fregley's house the whole experience is scary. In his room, he has Ventriloquist Dummies and puppets. These will scare younger viewers.