"usual classroom" is a correct and usable phrase in written English.
It is typically used to refer to a classroom that is commonly used or often seen in a particular setting or context. Here is an example: "The students gathered in their usual classroom for their daily lesson." In this sentence, "usual classroom" refers to the standard or regular classroom that the students are accustomed to using. It could also be used in a similar way in a sentence such as, "The teacher prepared the usual classroom materials for the upcoming lesson."
Kirwaun's usual classroom neighbour was off school, so another friend slipped into the desk next to him.
At Stuyvesant High School, just blocks from the trade center, students stood watching from classroom windows or on televisions, but some tried, at least initially, to stick to their usual classroom plans.
Forbes: And a training facility is not the usual classroom.
In a usual classroom, however, it is very difficult for a teacher to examine each concept map built by students in the class in real time.
The practical use, as described in Yamamoto et al. (2012), was conducted in nine class sessions and Monsakun was used in seven class sessions of them, where each session starts by Monsakun use for 5 min, usual classroom teaching activity for 35 min, and concluded by Monsakun use for 5 min.
On the appointed day, my students and I gathered in our usual classroom to await our guests.
The research phase of the project is still underway but preliminary analyses of teachers' science content learning and students' science learning in grades 1 6 (kindergarten assessments are still being analyzed) demonstrate significant growth in all content areas as compared with teacher and student learning in business-as-usual classrooms.
Clearly, cogen contrasts with the usual teacher-student classroom talk.
Managers may have sought input from providers about usual practice within the classroom, their daily interactions with children and parents, or the mealtime environments within the classroom.
It did so by doing away with the usual distance in the classroom between teacher and students.
I didn't realize he was still walking her in until she was home sick last week, and her teacher told me that he reported in to her classroom as usual just to announce she'd be absent.
