All articles ← Knowledge Base Are the links provided part of Advantage4Teens? How do I add a child account? How do I cancel my subscription? How do I change my address? How do I change my email address? How do I change my payment information? How do I create an account? How do I delete a child account? How do I login? How does Advantage4Teens.com work with my Advantage books? I have an essay or paper due - where should I start? Understanding the Common Core State Standards What academic subjects does Advantage4Teens include? What ages does Advantage4Teens cover? What are the Common Core State Standards? What is Advantage4Teens's connection to the Common Core? Where did the Common Core come from? Why are the Common Core State Standards Important? Why can't I login?