To modify individual solid parameters, press the menu button or select ``edit menu'' from the ***SOLID EDIT*** menu. A menu listing what parameter editing is available for that particular solid type will be displayed. Using the pen/mouse select the desired item(s) from this menu. For most of the parameter editing, the p command can be used to make precise changes. Parameter editing is the default edit mode entered when MGED first enters the solid edit state. In the following paragraphs, we will discuss parameter editing for each of the MGED general types of solids.