• Welcome to Mr. Grebel's Classroom Website


    Contact information: robert_grebel@chino.k12.ca.us 

    *I am committed to responding to all student and parent emails within 24 hours on weekdays.

     *No more virtual office hours.  I am available for help at lunches (both A and B usually) and before school (so 7:00 to 7:25 am)

    *Aeries grades are updated regularly

    *Students submit all assignments on Google Classroom.  There is a very generous late policy.


    My Schedule


    1st period          Integrated Math 2

    2nd period         Integrated Math 3 Honors

    3rd period         Integrated Math 3 Honors 

    5th period         Integrated Math 2 Honors

    6th period         Integrated Math 2 Honors 


     Student Learning on Non-Classroom Days

    Students who are not scheduled to attend in person school must go to the Google Classroom page, in order to find the work that must be completed, in order to earn attendance for the day.  Usually, this task will be a Quizizz or Kahoot Activity.