Pirata del infinitivo: "-ar."
Source: Student: Thomas K.
Source: SlimLibrary on YouTube (Sra. Slim)
The verb endings for each of the subjects in Spanish excluding vosotros
Source: Mariah Sabrina on YouTube
PowToon of -o, -as, -a, -amos, -an video
Source: Sr. Keldsen on YouTube
Conjugating -ar verbs in Spanish
Source: Sra. Slim - PowerPoints by Troy HS World Languages Dept.
Source: bashby43 on YouTube