Orthography-Highlands Region
Papua New Guinea is linguistically the most complex nation of the world. Over 800 languages are spoken in this Pacific country as summarized in Ethnologue: Language of the World.
The first three years of learning, children learn most of the things from their own language. Find below are the list of language by the Highlands Region.
Eastern Highlands Province
| Abaga [abg] | Agarabi [agd] | Alekano [gah] | Awa [awb] |
| Awiyaana [auy] | Baruya [byr] | Benabena [bef] | Binumarien [bjr] |
| Dano [aso] | Fore [for] | Gadsup [gaj] | Gimi [gim] |
| Inoke-Yate [ino] | Kamano [kbq] | Kambaira [kyy] | Kanite [kmu] |
| Kenati [gat] | Keyagana [kyg] | Yaweyuha [yby] | Kosena [kze] |
| Ontenu [ont] | Owenia [wsr] | Siane [snp] | Simbari [smb] |
| Tairora, North [tbg] | Tairora, South [omw] | Tokano [zuh] | Usarufa [usa] |
| Yagaria [ygr] |
Simbu Province
| Chuave [cjv] | Dadibi [mps] | Dom [doa] | Golin [gvf] |
| Kuman [kue] | Nomane [nof] | Pawaia [pwa] | Salt-Yui [sll] |
| Sinasina [sst] |
Western Highlands Province
| Bo-Ung [mux] | Kandawo [gam] | Maring [mbw] | Melpa [med] |
| Narak [nac] | Nii [nii] |
Enga Province
| Enga [enq] | Ipili [ipi] | Kyaka [kyc] | Lembena [leq] | Pinai-Hagahai [pnn] |
Southern Highlands Province
| Angal [age] | Angal Enen [aoe] | Angal Heneng [akh] | Duna [duc] |
| Edolo [etr] | Erave [kjy] | Fasu [faa] | Fiwaga [fiw] |
| Foi [foi] | Hewa [ham] | Huli [hui] | Imbongu [imo] |
| Kaluli [bco] | Kasua [khs] | Kewa, East [kjs] | Kewa, West [kew] |
| Onobasulu [onn] | Samberigi [ssx] | Wiru [wiu] |
