If you'd like to become a member, click join at the top bar. This site is not a substitute for a teacher but library of basic trumpet exercises that you can use when practicing. Many trumpet guides contain similar generally acknowledged and accepted exercises that develop lip flexibility and control, endurance, register range and the speed and coordination of tongue and fingers.
You can find a metronome at the exercises -section and you are also free to copy and print the material for yourself and your students. Since laptops are common and most music institutes provide a wireless internet connection for their teachers and students, the site is optimized for netbook screen width and larger.
The idea is to create a comprehensive library of exercises that you can use while practicing or teaching. This is a freely editable database that contains a wide variety of trumpet exercises.