The courses offered on Zend.com are conducted in a live online class setting, allowing students to interact with instructors in real-time. These courses are designed for both beginners in PHP programming and individuals looking to enhance their existing knowledge of the language. The curriculum covers various topics such as web design, flex, PHP components, PHP news, web templates, career training, PHP software, PHP hosting, training courses, Smarty, PHP5, web designers, personal development, certification training, leadership training, life coaching,