The term "6-8" typically refers to a range of numbers, specifically the integers from 6 to 8. This range includes the numbers 6, 7, and 8, which are often used in various contexts, such as counting, measurements, or ratings. In educational settings, "6-8" can also denote a grade level, indicating students in middle school or junior high who are typically aged 11 to 14. This age group is crucial for developing foundational skills in subjects like math, science, and language arts.