I worked as a mechanical engineer doing FEA on cranes. Then I switched to writing CAD software using FORTRAN, C, C++. While raising my son I started teaching high school math and physical science courses and did FTC robotics. I recently retired from teaching and am now tutoring part-time.

4,683,745 students helped

Level 14 in Algebra Level 11 in Trigonometry Level 10 in Precalculus Level 10 in Chemistry Level 10 in Geometry Level 10 in Calculus Level 8 in Statistics Level 7 in Prealgebra Level 6 in Anatomy & Physiology Level 5 in Physics Level 1 in Organic Chemistry I