Port Blair, July 13: The school children's home work problems gives good challenge to parents rather the students. To manage the growing educational challenges, the Indira Gandhi National Open University offers Certificate in Teaching of Primary School Mathematics (CTPM) of 6-months duration.  It aims to refresh about children's learning processes in the context of mathematics learning. Also expose teaching mathematical concepts, processes and skills. Interested young parents may contact the IGNOU-RC-Port Blair on 03192-242888, 230111 (or) mail to This email address is being protected from spambots. You need JavaScript enabled to view it. (or) log on www.ignou.ac.in.