My Educational Articles

Average IQ in Europe
Average IQ in Europe by country (map)
When we speak about IQ, it is important to understand that the common idea that IQ measures your “innate” or “genetic” intelligence is a (...)
June 26, 2014 – Jakub MarianCognition, Maps
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“All that” / “all what” / “all which” in English
English learners often use an incorrect pronoun after the word “all”. Long story short, what you most likely want to say is “all that (...)
June 25, 2014 – Jakub MarianEnglish
‘But plants have feelings too’ argument against veganism
Every time I see a discussion about veganism (note that I am not a vegan myself), someone tries to argue that “scientists discovered that (...)
June 22, 2014 – Jakub MarianBlog
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“Use to do” in English
One of the constructions English learners learn quite early is “someone used to do something”. It expresses that someone did something (...)
June 20, 2014 – Jakub MarianEnglish
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“On the Internet” / “in the Internet”, capital I
Prepositions are a common source of mistakes for learners of any language. The word “Internet” is especially problematic for an English (...)
June 18, 2014 – Jakub MarianEnglish

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:

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‘Dot’, ‘period’, ‘full stop’, and ‘point’ in English
These four expressions, dot, period, full stop, and point, are often confused by learners. The distinction is actually rather simple. The (...)
June 17, 2014 – Jakub MarianEnglish
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How to choose a language to learn
Starting to learn a new language is a big decision. It requires a lot of dedication and perseverance, and it is a decision that can (...)
June 16, 2014 – Jakub MarianLanguage learning
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Vocabulary in Harry Potter and the Philosopher’s Stone (first chapter)
When I started working on this website, I published a few articles about English vocabulary I considered interesting. I prepared drafts (...)
June 13, 2014 – Jakub MarianEnglish
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Esperantists often overestimate the probability of being able to speak Esperanto
After I published my previous article explaining the pros and cons of learning Esperanto, one of which is that you are not likely to use (...)
June 12, 2014 – Jakub MarianEsperanto
Map of the percentage of population able to speak Russian in the EU by country
Russian used to be the first foreign language most inhabitants of the former Eastern Bloc learned. Understandably, the number of Russian (...)
June 11, 2014 – Jakub MarianMaps, Russian