In the new, revised edition of the lexicon, almost 40 new headings are included, and the drawings have also been refreshed in the spirit of modern and up-to-date knowledge dissemination.

An indispensable handbook for elementary school students, which has been used by generations, it is updated almost every ten years. The time has come to revise the more than 1,200 headlines, as the new millennium has brought so many changes to our immediate environment. The rapid development of information technology and the membership of the European Union make it necessary to explain more and more concepts in order to expand the knowledge of 7-10-year-old children. What does email mean and how does it work? What is the European currency and which countries use it? How much can a mobile phone do? Why is orthodontic treatment useful? In addition to the acquisition of specific knowledge, the interrelated word explanations encourage the little reader to think comprehensively and teach the correct use of the basic concepts of nature, society, the living world and technology.