বিজ্ঞানের কৌতূহল

Why learning a word is not the same as being able to use it

You are reading in another language and come across a word you know immediately. A few hours later, you want to use that

১১ সেপ্টেম্বর, ২০২৬ • 7 min read

Why Your Own Vocabulary Collections Can Work So Well

Pre-made vocabulary lists have their place. They can introduce common words, cover important topics, and give beginners

১১ সেপ্টেম্বর, ২০২৬ • 6 min read

Why Some Words Stick: Association, Context, and Memory in Vocabulary Learning

Learning a new word is easy. Being able to recall it days or weeks later—and actually use it—is much harder. Research on

Why 15 Minutes a Day Beats 3 Hours on Sunday

২৬ আগস্ট, ২০২৬ • 14 min read

Deep dive

Why 15 Minutes a Day Beats 3 Hours on Sunday

A three-hour Sunday session feels productive — but the research on memory and habit formation tells a different story. H

২৫ আগস্ট, ২০২৬ • 13 min read

Deep dive

The Science of Language Retention

Most language learners aren't lacking discipline or talent — they're up against a well-documented feature of how memory

৩০ জুলাই, ২০২৬ • 15 min read

What Kind of Word Is It - and What Is It Doing?

A noun is not the same as a subject, and a verb does not always tell the whole story of a sentence. This guide explains

Who Did What to Whom? How Languages Signal Roles in a Sentence

৩০ জুলাই, ২০২৬ • 21 min read

Series · Part 2/2

Who Did What to Whom? How Languages Signal Roles in a Sentence

English relies heavily on word order. Japanese places particles after noun phrases. Hungarian uses case endings. Spanish

A Word Is Not the Same as Its Role: Understanding Parts of Speech and Sentence Functions

৩০ জুলাই, ২০২৬ • 16 min read

Series · Part 1/2

A Word Is Not the Same as Its Role: Understanding Parts of Speech and Sentence Functions

Why can the same noun be the subject in one sentence and the object in another? Is the subject always the person who per

৯ জুলাই, ২০২৬ • 8 min read

আমরা কেন ভুলে যাই—আর স্পেসড রিপিটিশন কেন কাজ করে

প্রায় প্রত্যেক শিক্ষার্থীই এই অভিজ্ঞতার মুখোমুখি হয়েছেন: আজ যে নতুন শব্দটি একেবারে পরিষ্কার মনে হচ্ছে, এক সপ্তাহ পর সে

১ জুন, ২০২৬ • 9 min read

Does “Knowing 5,000 Words” Mean the Same in Every Language? - Part 2.

Does knowing 5,000 words mean the same thing in English, Spanish, Mandarin, Arabic or Japanese? Learn why vocabulary siz

How Should Language Learners Count Vocabulary? A Practical Global Guide

২৮ মে, ২০২৬ • 10 min read

Deep dive Series · Part 6/6

How Should Language Learners Count Vocabulary? A Practical Global Guide

Vocabulary size is useful, but it does not mean the same thing in every language. Learn how to think about words, word f

Vocabulary in Agglutinative Languages: Turkish, Hungarian, Finnish and Korean

২৮ মে, ২০২৬ • 10 min read

Deep dive Series · Part 5/6

Vocabulary in Agglutinative Languages: Turkish, Hungarian, Finnish and Korean

In agglutinative languages such as Turkish, Hungarian, Finnish and Korean, words can become long and complex. Learn why

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