If the object is hidden, select any object, and then press TAB or SHIFT+TAB until the object you want is selected.
Bring an object one step closer to the front
Bring an object to the front of the stack
Send an object one step toward the back
Send an object to the back of the stack
Tip
To move more than one object at once, hold down SHIFT and click everything you want to select, and then release SHIFT.