In the remote Barai village in Madang province in the north of Papua New Guinea, teacher Louis Kumana worries about his school's attendance rate.
The village is so remote, the students only come to school half the time, traipsing down a muddy road only fit for walking or for 4WDs.
Access to education is an issue across PNG, with nearly 90 percent of the country's population live in remote rural communities. Approximately 30 percent of children never attend primary school.
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Louis is one of two teachers in the community, in charge of the elementary school and the Community Learning Centre (CLC), for pre-school age kids, opened by World Vision in 2012.