Barbara D.

I am a retired college math professor with 30+ years of experience teaching college math courses. In addition to teaching courses like Calculus and Linear Algebra for math and science students, I have taught numerous “math for teachers” courses. I have been tutoring K-12 math students online since 2020, and I have ten years of experience grading the AP Calculus exam (AB and BC). My primary focus is helping students understand mathematical concepts through the use of pictures, diagrams, inte…