Salvatore I.

Maths (PhD) teacher in high school in Italy


94,478 students helped
Teaching the World! Champion! Collaborator! Trophy Case! Bold Learner! On Fire! Friendly Face!
Level 7 in Calculus Level 6 in Algebra Level 5 in Precalculus Level 5 in Trigonometry Level 4 in Geometry Level 1 in Prealgebra