Panchkula, Dec. 30 -- DAV Senior Secondary Model School, Sector-8, celebrated National Mathematics Day. Head of Institution and Subject expert Ritu Dilbagi guided the team and motivated students to make mathematics a fun-filled subject. Poster Making and Quiz were conducted under the expert guidance of Rajiv Narula, Rajender Sharma, and Jitender Sharma. Students of Classes 9 & 10 participated enthusiastically....