Sagarmatha Zone
Sagarmāthā () was one of the fourteen zones of Nepal until the restructuring of zones into provinces. "Sagarmāthā" is a Nepali word derived from सगर् (sagar) meaning "sky" and माथा (māthā) meaning "head".
Sagarmatha Secondary Boarding School
Sagarmatha Secondary Boarding School was established in 1992 (2049 B.S.) in Ratnanagar Municipality, in the area of Jamunapur to provide quality education for the students. Majority of the students come from Ratnanagar, Pithuwa, Jutpani and Shaktikhor.