(CNN) -- Since conflict broke out in Syria in 2011, the fighting between rebels and soldiers loyal to Bashar al Assad has torn countless families apart with more than a million children now refugees, the United Nations' refugee agency, UNHCR, says. Scarred by the horrors of war, the refugee children suffer from psychological distress, live alone or separated from their parents, receive no education or are thrown into illegal child labor, it says. Read more: Syria's refugee children 'in crisis' Throughout the year, CNN's reporters have been filing harrowing reports on the impact of the war on Syria's children. Click on the videos below to hear their stories. Be warned, some of the content is graphic and disturbing.
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Since 2011, more than 1 million Syrian children have become refugees, the UNHCR says
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As many as 100,000 people have been killed in the conflict, leaving many children orphaned
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CNN's reporters have been filing harrowing reports on the impact of the war on Syria's children
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Video reports show them under fire in Syria, struggling to cope in refugee camps outside
The @placeholder says hundreds of Syrians are arriving daily and about 20% of the camp's population is aged under four.