My Educational Articles

Land cover of Africa
The map below is based on data by the European Space Agency (the CCI project). It shows Africa and parts of the Middle East and Southern (...)
December 6, 2018 – Jakub MarianMaps
Languages young Europeans want to learn
In its recent Flash Eurobarometer 466, the European commission asked a random sample of young EU citizens (aged 15–30) which languages (...)
December 3, 2018 – Jakub MarianMaps
1741 linguistic map of Europe, Asia, and Africa
Gottfried Hensel (1687–1765) was a German linguist. His book Synopsis Universae Philologiae, published in 1741, was an early work on (...)
November 28, 2018 – Jakub MarianMaps
Evolution of the pronoun “I” in Indo-European languages
Most European languages developed from a single language called Proto-Indo-European, spoken approximately between 4500 BC and 2500 BC (...)
November 26, 2018 – Jakub MarianMaps
Railway track gauges in Europe
Track gauge by country in Europe
“Track gauge” is the perpendicular distance between the inner faces of the two rails of a railway. Just like with many other things, it (...)
November 22, 2018 – Jakub MarianMaps

By the way, have you already seen my brand new web app for non-native speakers of English? It's based on reading texts and learning by having all meanings, pronunciations, grammar forms etc. easily accessible. It looks like this:

Forests of North America
The map below is based on data by the European Space Agency (the CCI project). It shows the two different types of forests in North (...)
November 19, 2018 – Jakub MarianMaps
What is real GDP and GDP growth?
Politicians and economist always keep talking about gross domestic product (or GDP for short). But what is GDP and why does everybody seem (...)
November 15, 2018 – Jakub MarianEconomics
“Tea” in European Languages (map)
Did you know that “tea” is either “te” or “cha(i)” in almost all languages in the world? Both names originally come from Chinese 茶, (...)
November 12, 2018 – Jakub MarianMaps
© Les Cunliffe - Fotolia.com
English nouns that are only used in the plural
There are a few nouns in English that are only used in the plural. They may be confusing for English learners if the equivalent expression (...)
November 11, 2018 – Jakub MarianEnglish
Number of top-ranked universities by country in Europe
Times Higher Education regularly publishes World University Rankings, which is a list of more than 1,250 of some of the best universities (...)
November 8, 2018 – Jakub MarianMaps