Earth Science video trailer 2

Teacher PoL is a volunteer teacher for Voice of the Teachers Multimedia.

Juan Apolinario C. Reyes is a textbook writer for K + 12, he is lead writer of Great Deeds Textbooks, a group of writers from the academe and industry who came together to write books and produce online video resources for students and teachers in senior high school.

Teacher PoL has a Master of Science degree in Pure Mathematics from the Institute of Mathematical Sciences and Physics, University of the Philippines Los Baños Laguna. He teaches math and science at the collegiate level.

Marco Apolinario C. Reyes has a degree of Chemical Engineering from DLSU Taft, Manila. He is founder and president of HanCole Corporation (Philippines) and HanCole Industries Limited (Hong Kong). HanCole is a global trading company that deals with oils, fats, oleochemicals, surfactants, cosmetic raw materials and food ingridients. He is founding member and current board of director and chairman of the technical committee of Virgin Coconut Oil Manufacturers and Traders of the Philippines (VCO Philippines). In 2014, He was nominee to The Ten Outstanding Young Men of the Philippines (TOYM).

Great Deeds Textbooks is published by JIMCZYVILLE Publications and UNLIMITED BOOKS Inc.