Phone: (281) 634-7638


Degrees and Certifications:

M.Ed. Instructional Technology B.A. Public Relations with Psychology minor Secondary Social Studies Certified ESL Supplemental Certified 2017 DHS Teacher of the Year 2017 Finalist, FBISD Secondary Teacher of the Year

Ms. Kelsey Halfen

I began my teaching career at Dulles High School in 2003. Over the years, I have taught World Geography, Government, Economics, Psychology and Sociology. I also proudly coach the Texas 6A State Champion DHS Academic Decathlon team.


I earned both my master's and bachelor's degrees from Texas Tech University. I completed my post-baccalaureate certification in secondary social studies through LeTourneau University.

Go Vikes!
Wreck 'em Tech!
Invest wisely!
Be kind!

Teacher Schedule

  • Period 1: AP Psychology - F2F
    Period 2: AP Psychology - Online
    Period 3: AP Psychology - Blended
    Period 4: AP Seminar - Blended
    Period 5: Academic Decathlon - F2F
    Period 6: Conference
    Period 7: AP Psychology - Blended
    Period 8: AP Psychology - Online

Teacher Tutorial Schedule

  • Monday 2:40-3:30pm & Wednesday 8-8:50am
    or by appointment