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 
(1,641)
Auva
Science - Chemistry
Oct 9, 2024
My tutor was really good about guiding my thought process and providing feedback.
Emily
Science - Chemistry
Oct 2, 2024
spent HOURS trying to figure out how to do this. literally no website had an explanation of how to get to the answer and now i got it figured out in like 13 minutes. usually dont write replies but this really just made me so happy
Carolina
Math - Pre-Calculus
Sep 4, 2024
david was so helpful... he let me work it out and gave me pointers when needed
Lisa
Technology - MS Excel
Aug 11, 2024
My tutor was so helpful and very nice! THANK-YOU!!!!!
