The Beginner and Intermediate classes are for ages 11 and up, classes usually run 45-60 minutes weekly. The Jr. Homeschool Class runs 30 minutes and is for 2nd-4th grade. The regular Homeschool Class runs 40 minutes and is for 5th grade and up. When selecting a class, please take into account that some classes may involve the use of acrylic paint, which is non-washable.