• Mr. Jacob Mertz
    Mr. Jacob Mertz
    636.443.4236
    jmertz@stcharlessd.org

    Algebra 1
    Algebra 2 
    Algebra 2 Lab

    Ms. Erika Varel
    Ms. Erika Varel
    636.443.4262
    evarel@stcharlessd.org

    ACT Prep
    Geometry
    Geometry Lab
    Math Apps
    Pre-Algegra

    Mrs. Robin Raines
    Mrs. Robin Raines
    636.443.4268
    rnelson@stcharlessd.org

    Algebra 1
    Algebra 1 Lab
    Algebra 2

    Mr. Will Rohlfing
    Mr. Will Rohlfing
    636.443.4291
    wrohlfing@stcharlessd.org

    Algebra 1
    Algebra 2
    Honors Algebra 2
    Honors Pre-Calculus 

  • Ms. Stephanie Lake
    Ms. Stephanie Lake
    636.443.4230
    slake@stcharlessd.org

    Algebra 1
    College Algebra
    Honors geometry

    Ms. Leigh Reisinger
    Ms. Leigh Reisinger
    636.443.4263
    lreisinger@stcharlessd.org

    Calculus

    Ms. Jessica Cooper
    Ms. Jessica Cooper
    636.443.4260
    jecooper@stcharlessd.org

    AP Statistics
    Geometry
    Integrated Math 1 & 2