Educational blog

The ‘day of the week boy or girl’ paradox explained
There is a well-known result in probability theory that seems to defy common sense. Note that in the problem statement we assume that the (...)
July 25, 2016 – Jakub MarianMathematics
Immigration in Europe: Map of the percentages and countries of origin of immigrants
Migration is a common phenomenon in Europe. The growth in the number of migrants has been even more pronounced after the formation of the (...)
July 18, 2016 – Jakub MarianMaps
© gunnar3000 -
‘To my ear’ vs. ‘to my ears’ in English
If you are wondering whether you should say that something sounds “good to your ear” or “good to your ears”, rest assured that either (...)
July 17, 2016 – Jakub MarianEnglish
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Country adjectives in English (map for European countries)
Each country name has a distinct adjectival form in English, which is used when speaking about something related to the country, e.g. (...)
July 10, 2016 – Jakub MarianMaps
Double letters in Italian
It is very common to find double consonants in Italian. They have a different pronunciation than single consonants and usually change the (...)
July 7, 2016 – Riccardo CavaItalian
© gunnar3000 -
Is it “all the” or “all of the” in English?
A common mistake among non-native speakers is inappropriately using the word “of” after “all”. However, it would be wrong to say that this (...)
July 6, 2016 – Jakub MarianEnglish
© Les Cunliffe -
“Drawing” pronounced as “drawring” in British English
Why is it that so many British people pronounce the word “drawing” as “drawring”? This non-standard pronunciation is the result of (...)
July 2, 2016 – Jakub MarianEnglish
Italian Alphabet with Pronunciation
The Italian alphabet has 21 letters (when not counting letters with diacritical marks), out of which 5 are vowels and 16 consonants. As (...)
June 26, 2016 – Riccardo CavaItalian
How I show Crimea in my statistical maps
I have been getting a lot of comments and emails lately about “errors” in my maps, all about one particular part of the map. Whenever (...)
June 23, 2016 – Jakub MarianMaps
Military expenditures per capita and as % of GDP in Europe
The following two maps show how much European countries spent on their military in 2015, per capita and as a percentage of GDP. The maps (...)
June 21, 2016 – Jakub MarianMaps