To maintain educational excellence, emphasizing science, reading, writing, and math instruction; attract and retain qualified, experienced teachers; and provide necessary educational programs and materials; shall the Portola Valley Elementary School District be authorized to continue and increase the existing annual special tax to $290 per parcel for 10 years beginning July 1, 2004 and adjust the appropriations limit annually according to statute; provide annual citizen oversight and allow exemptions for those 65 years and older?