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 23rd year of teaching. She taught at Hendrick Middle School for four years and is in her 19th 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 3 and AP English 4. In her limited spare time, she loves to read, cheer on her teams (Wildcats, Aggies, & Cowboys), go to concerts, spend time with her family and friends, watch HULU,  and travel. 

Teacher Schedule

  • 1st Period: AP English 4

    2nd Period: AP English 4

    3rd Period: AP English 3

    "A" Lunch

    4th Period: AP English 4

    5th Period: Conference

    6th Period: AP English 3

    7th Period: AP English 3

Tutorial Schedule

  • Tutorials are available by student request.