War - Facts for kids kids e-book app simply explains what is a war. The app contains 23 pages, it has very short texts and it is equipped with an audio tracking tool that enables children to follow the text word by word as the reading goes on. Therefore, the app is suitable for children that are just learning to read. At the end of the e-book, the readers are encouraged to analyse the feelings that war evokes. This should be done together with an adult.