Degrees and Certifications:

Mrs. Marcia Sizemore

Welcome to Biology and Principles of Biomedicine!  My name is Marcia Sizemore and I have taught Science for 33 years.  Thirty in the Tumwater School District. 


Ms. Sizemore is currently on medical leave.  During her absence, for Biology or AP Biology questions or concerns, please contact  For Principles of Biomedical Science, contact  For all other inquiries, contact Assistant Principal Anderson at Thanks!

Online Schedule for 2020-21 School Year

Monday and Thursday - Periods 1-3

Online Schedule for 2020-2021

Tuesday and Friday - Periods 4 - 6

Wednesday - Office Hours and Homeroom