David A.
What do you want to work on?
About David A.
Subjects
Trigonometry, Chemistry, Algebra 2, MS Excel, Pre-Calculus
Education
Bachelors in Chemistry, General from Universidad Nacional de Colombia
Career Experience
I have worked as a teacher, researcher and technical advisor in different industries.
I Love Tutoring Because
it is the most rewarding job in the world. It is priceless!
Other Interests
Computer programming, Foreign language learning, Soccer, Table tennis, Traveling, Video Gaming
Reviews 
(1,659)
Delon
Math - Pre-Calculus
Jan 28, 2025
I wasn't done :(
Stacey
Math - Pre-Calculus
Jan 2, 2025
It was good.
Moe
Technology - MS Excel
Nov 13, 2024
GREAT WORK AND ASSISTANCE
Auva
Science - Chemistry
Oct 9, 2024
My tutor was really good about guiding my thought process and providing feedback.
