Coming from the east valley:

Take the 101 North.  It will turn into 101 West.  Take the Union Hills exit to the right.  Take Union Hills to 107th Avenue.  Turn right onto 107th Avenue heading north.  107th Avenue will eventually dead end at Happy Valley Road. Turn left onto Happy Valley Road heading west.  Happy Valley Road will eventually turn into Vistancia Blvd.  Turn Right onto Ridgeline Way heading east.  Take the second left onto Sunrise Point.  The Discovery Center, Model Gallery and the Association Office is in the Mountain Vista Club on your right hand side.

Coming from the southwest valley:

Take the 303 North.  The 303 will eventually dead end at Happy Valley Road. Turn left onto Happy Valley Road heading west.  Happy Valley Road will eventually turn into Vistancia Blvd.  Turn Right onto Ridgeline Way heading east.  Take the second left onto Sunrise Point.  The Discovery Center, Model Gallery and the Association Office is in the Mountain Vista Club on your right hand side.