Phone: 972-429-3225 ext:6680


Degrees and Certifications:

Degree: Bachelor of Science; Texas A&M University Commerce 2006 Certifications: Science: Grades 4-8 Agricultural Science and Technology: Grades 6-12 Life Sciences: Grades 8-12

Ms. Joanna Robertson

STEM/ 7th Science 

SkillsUSA Advisor of the Year 2022

DKG Nu Gamma Member 




This is my 15th year of teaching. I am beginning my 6th year teaching STEM (Science; Technology; Engineering; Mathematics) and my 2nd year teaching 7th Science at McMillan JH.

Personal Information:

I am a mother, teacher and a  life-long learner!  I am passionate about learning, growing and challenging myself as well as my students.

I have two children, Bobby Chase and Elizabeth. My son graduated from Collin College and he works at Order 66 Toys. My daughter graduated from Texas A&M in Dec. 2019 and works in Dallas for a construction company. I live on a small farm  and I raise chickens and peacocks.