As part of various services, It provides help to school kids as well.
Ulsoor
http://www.ramakrishnamath.in/services.html
Its provide care to elderly people. Care includes healing from ailment, rehabiliation.
NRI layout
http://www.sanjeevinicitadelcenter.org/
Motto of this NGO, refer link https://www.youtube.com/watch?v=M4_oXLwRHSM
Various places
https://en.wikipedia.org/wiki/Parikrma_Humanity_Foundation
http://www.parikrmafoundation.org/
This school is managed by chinmaya Mission
Koramangala
http://www.chinmayamission.com/what-we-do/schools-colleges/#.V2y0tPl96M8
This school is managed by Sri Ravi Shankar
Banaswadi and other locations
http://ssrvm.org/ssrvm/
It is an all-community boys and girls orphanage.
TC PALYA ROAD, ANANDAPURA
This group care for underprivileged children. This is set up and run by a group of retired RBI officers who are in their seventies.
Rajajinagar 2nd Stage Bengaluru
http://www.socare.ngo/
Reference
My personal experience