Gulac, Avelina Diola <br/><br/>Development and Validation of instructional Material in Grade VII Mathematics at Silangan National high School/ Gulac, Avelina Diola  -  2013  - xiv, 82 leaves:  illustrations,  28 cm. <br/><br/>Graduate Study Thesis <br/><br/> The study aimed to develop and validate Instructional Materials in Grade VII Mathematics- Statistics. The Study was Conducted at Silangan National High School, Barangay Silangan, San Mateo Rizal During The School yaer 2012-2013. <br/><br/><label>Subjects--Topical Terms: </label><br/><br/><label>LC Class. No.: </label>LG 995  / G93 2013