To navigate around the maps:

• Use the zoom controls in the top left corner
  to show a more or less detailed map;

• Drag the map in any direction by holding the
  mouse button down;

• Click on a marker to see the name of the
  school that it points to;

• Click on the info window that pops up to go
  to the detailed page for that school;

Please send me a mail and let me know how useful
you find this concept.