Word Unit: verb (s), verbs (pl) (principal forms or tenses, functions, and conjugation formats)

Word Unit: vet-, vett- (to make a careful and critical examination of something or to investigate someone thoroughly)

Word Unit: Videos (Special presentations that will entertain you.)

Word Unit: Views of Nature (A visual presentation of various plants, animals, insects and other forms of life in their environments)

Word Unit: Vocabulary Quizzes to Enhance Your Word Knowledge (increase your vocabulary skills by practicing with these word challenges)