Simplify the following text for a Grade 4 native English-speaking person.
Original: It is located at 70 Morven Drive in the British Properties residential area of West Vancouver , and houses all students in the Middle and Upper Schools , ranging from Grade 6 to Grade 12 .
Simplified: This is where they teach the older children , from Grade 6 to Grade 12 . It is in a part of West Vancouver called the British Properties .