Nairobi, Feb. 20 -- When a learner dies in school, parents are left with many unanswered questions.

For the past 43 days, Nation has tracked down cases where children who were last seen by their parents doing well were later reported dead. The causes of their deaths remain unclear or unconvincing.

Joy Kahanya; Tumu Tumu Girls High School, Nyeri

The Form One student died last week after she complained of severe chest pains and a headache. There is a disagreement between the management of the school and the parents of the 14-year-old over the date the minor fell sick.

Her father, John Kahanya, received a phone call informing him that his daughter was unwell on Monday, February 12.

He, together with his wife, rushed to the hospital only...