LATEST LESSONS
New lessons are added almost every week. Check out the most recent lessons on The Blue Tree. Which one looks practical, interesting, or inspiring?
Talking Picture – Books and Reading
The Puzzle of Motivation by Daniel Pink
40 rules for life
Daniel Pink’s 40 rules for life is a special lesson. It’s a wonderful and insightful collection of advice on life that we’d all do well to follow.
SIMPLE SEARCH
Just type in what you are looking for. A new page will load with matching results.
ADVANCED SEARCH
You can filter lessons by titles, categories, tags, or levels.
LIST OF CATEGORIES
There are 20 main categories, or subjects, of lessons on The Blue Tree. First five are about the English language, the next ten are about general interest, and last five relate to personal development.Â
MY ENGLISH DICTIONARY
Add new and interesting words from this lesson to your English dictionary.
Store your words and expressions in this handy dictionary. You can create groups and play games based on your entries. There is also a practical importing feature.
You must log in to see content.
chronological catalogue
Browse through all the lessons using this chronological catalogue of lessons.Â
Are naps actually good for us?
Briefing the big boss
Do you feel a bit intimidated when you have to go to the big boss’s office? Learn how to brief the big boss in this lesson based on HBR Management Tip.
Greta Thunberg Has Given Up on Politicians. But Not You.
The Art of Listening by Simon Sinek
What are parents for? Kahlil Gibran on Children
Flow by Mihaly Csikszentmihalyi
WILL Book Trailer
Who is your favourite actor? I like Will Smith a lot. Here’s a lesson about his new book.
The return of ABBA
Four Thousand Weeks by Oliver Burkeman
Did you know that the average life-span is about four thousand weeks? Follow Oliver Burkeman’s advice how to make the most of them all.
What does reading on screens do to our brains?
The Ultimate Question by Lance Miller
How to get better at receiving feedback
Why you don’t need 8 glasses of water a day
Here’s Why You Should Quit
Talking about presents
Let’s talk about presents. If you are like me, you probably like receiving them, don’t you? Or maybe you prefer to be the one giving gifts?

































