Mrs. Donna Costello

Phone: 469-752-9300 X39363


Degrees and Certifications:

BA Mathematics Master Chemistry Education

Mrs. Donna Costello

I have been teaching since 1985 and have been with Plano Senior High School since 1995. I teach BC Calculus and Honors Precalculus. 

  • Period 0: BC Calculus

    Period 1: BC Calculus

    Period 2: BC Calculus

    Period 3: Conference

    Period 4: Math Lab

    Period 5:Honors Precalculus

    Period 6:Honors Precalculus

  • BC Calculus 7th period or Wednesday 4:15 - 5:00

    Honors Precalculus: 7th period or Tuesday 4:15 - 5:00

    Other times by appointment