QuexBook is a mobile learning module patterned on the Department of Education’s K12 Curriculum Guide (DepEd K to 12 CG) designed to enhance and strengthened knowledge about various subjects in Junior High and Senior High Subjects.

Physical Science is composed of almost 850 questions with solutions and is equivalent to 1150-page Book.

It contains the following topics:

I. Elements in the Universe
II. How the Properties of Matter relate to their Chemical Structure
III. How Chemical Changes takes place
IV. How Chemistry contributes to the understanding of households and personal care products
V. How we come to realize that the Earth is not the center of the universe
VI. Why we Believe that the Laws of Physics are Universal
VII. How Light acts as a Wave and Particle
VIII. How Physics helps us understand the Cosmos