Evaluation of the mathematics curriculum for the intermediate schools in the Eastern Province of Saudi Arabia 2026-02-15T05:44:48+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Abdulhadi, Abdulaziz Saad, 1947- (Cornell University, 1984)