David S.
What do you want to work on?
About David S.
Subjects
Calculus, Calculus BC, Chemistry, Physics
Education
Bachelors in Chemical Engineering from Universidad Nacional de Colombia
Reviews 
(89)
Asia
Science - Physics - Algebra-Based
Jan 22, 2025
Amazing!
Katherine
Science - Chemistry
Jan 15, 2025
David S. explained the question to me really well and taught me new things I've never learned before very clearly. :)
Detra
Science - Chemistry
Jan 12, 2025
Very patient and very detailed
Enmanuel
En Español Math
Jan 8, 2025
he i s good
