'cine-school', a portmanteau of the Filipino words "sine" and "eskwela"), alternatively known as School on Air,[5][6] is a Philippine television educational show by ABS-CBN and Studio 23.

[6] Sine'skwela simplified the complicated principles of science and technology by casting animated characters, dramatization and colorful visual effects.

Sine'skwela was first aired on June 13, 1994, and its success led to the production of similar educational shows such as Hiraya Manawari, Math-Tinik, Epol/Apple and Bayani.

Beginning on March 28, 2020, the show's episodes were rerun on ABS-CBN as part of the programming change the network made due to the COVID-19 pandemic in the Philippines.

[9] The winning episode, titled "Polluted Waters" and directed by John Red, featured the Pasig River as its subject and how human activity contributes to its degradation.