This listing includes a lifetime online membership to HeyMath. Several years ago, HeyMath ran a short promotion for lifetime memberships. They have since gone back to their normally priced $99.95 annual fee. You will receive a user name, password and receipt for the lifetime membership. Thomas Friedman of the New York Times wrote extensively about HeyMath. ebay sellers are no longer allowed to include links in their listings effective 10/1/11. You can Google Thomsa Friedman + HeyMath or go directly to the HeyMath web site for more detailed inforamtion.