Find on Amazon Nya’s Long Walk A Step at a Time By: Linda Sue Park, Age: 4+ | Published by: Brian Pinkney ISBN: 9781328781338 Keywords: Africa, brother, cholera, clean drinking water, diarrhoea, drinking water, dysentery, education, illness, long walk, malaria, polio, poverty, Salva Dut, siblings, sister, South Sudan, sub-Saharan Africa, typhoid, unsafe drinking water, water, waterborne diseases, well,