Hello & Welcome to
The Blue Tree
List of subjects
Chronological catalogue of lessons
Have you seen the Queen’s Gambit yet? Here’s a great lesson on some hidden details in the series.
How to be happier working from home? BBC article with sound pieces of advice based on science.
Can learning be fun? Yes, it can. According to Josh Waizkin it can even be art. Learn about him and his amazing learning journey.
100 irregular verbs with Polish translations2,99 zł
Gerund and infinitive3,99 zł
How to argue in English5,00 zł
How to talk about anger and being angry5,00 zł
How to talk about CHESS in English5,00 zł
how to talk about CHOOSING5,00 zł
How to talk about sleep in English5,00 zł
How to talk about THINKING in English5,00 zł