Phone: 469-752-9300 x29325


Degrees and Certifications:

Bachelor of Arts, English--Texas A&M University 6-12 English/Language Arts Texas Teaching Certification--University of Texas at Dallas 6-12 ESOL Texas Teaching Certification

Mrs. Sheila Holsinger

Mrs. Holsinger is in her 24th year of teaching. She taught at Hendrick Middle School for four years and is in her 20th year at Plano Sr. High School. She enjoys teaching and hopes that her students learn as much from her as she learns from them.

She is currently teaching AP English 4 and English 3. In her spare time, she loves to read, cheer on her teams (Wildcats, Texas Aggies, USC Trojans & Dallas Cowboys), go to concerts, spend time with her family and friends, watch HULU, and travel. 

Teacher Schedule

  • 1st Period: AP English 4

    2nd Period: Conference

    3rd Period: AP English 4

    4th Period: AP English 4

    "B" Lunch

    5th Period: English 3

    6th Period: English 3

    7th Period: English 3

Tutorial Schedule

  • Tutorials are available by student request.