A total of 97 children died from viral illness because the outbreak began in August, 65 of whom were younger than 5, the group said.
And the number of new cases has spiked in January, from around 20 a week to over 40, according to charity. In the last three weeks of January alone, there were 120 new cases overall.
The current outbreak in Congo  is the second-largest and second largest in history, leading to only one West Africa in 2014, when the disease killed more than 11,000 people, according to the World Health Organization.
"It is mainly to convince communities that Ebola is an immediate and genuine concern. People have been interrupted by burial because they did not believe that the virus died. the Ebola, "he added.
North Kivu, which includes the cities of Beni, Kalunguta and Mabalako, was the center of outbreak, although reports were reported in nearby Ituri, according to the World Health Organization.
The two provinces are among the most populous in the country and border of Uganda, Rwanda and South Sudan.
"Many children are left alone [because of the virus] for various reasons. In some cases, their parents are in hospital, or work in the field. Other children are orphaned , "says Marie-Claire Mbombo, a child protection official for Save the Children.
"Children alone are at higher risk of sexual abuse or having a job. Some of them sell peanuts along the way to get," he added.