Stem changing verbs:E>I
The one of the rarest forms of stem-changing verbs is called E to I. That's because the E in the stem of the verb changes to I in all of the forms except vosotros and nosotros. Some folks call stem-changers "boot verbs" or "shoe verbs" because of the way they look on the verb chart. Use these resources to learn more.
Online activities from the Realidades textbook
Book 1 Chapter 9B p. 458
Grammar video
Detailed grammar explanations with self-correcting exercises
Stem changing verbs
Music videos to help you learn!
Practice your conjugations with this verb chant!