Komunikasyon at Pananaliksik - QuexBook is an Android mobile learning module designed to enhance and strengthen knowledge about various subjects in Junior High and Senior High. It is patterned on the Department of Education’s K12 Curriculum Guide (DepEd K to 12 CG). The app is created by PERC Learning Portal under the Education and Reference category.

The app is composed of almost 330 questions with solutions and is equivalent to a 550-page book. It covers the following six topics: Mga Konseptong Pangwika, Gamit ng Wika sa Lipunan, Kasaysayan ng Wikang Pambansa, Mga sitwasyong Pangwika sa Pilipinas, Kakayahang Komunikatibo ng mga Pilipino, and Introduksyon sa Pananaliksik sa Wika at Kulturang Pilipino.