I submitted my application in late November. While the deadline is technically December 2nd, they do state that they review applications on a first-come, first-served basis and that there is a benefit to applying early.
Apply early!
I think one of the main reasons I wasn't considered was because they had already filled the slots for those selected for an interview.
The following metrics were computed from 120 interview experiences for the Google Engineering Practicum role in United States.
Google's interview process for their Engineering Practicum roles in the United States is on the easier side as most engineers get an offer after going through it.
Candidates reported having very good feelings for Google's Engineering Practicum interview process in United States.