Young language learner. Typical age ranges given for YLLs is from regular school age (5 years old) to 13/14 years old, though some argue that even younger learners are included. With English language classes now available for kindergarten students, the age range of young learners is fluid. The older ages also do not like to be categorized in this way. Having said that, theories do indicate that older and young learners have specific learning attributes.