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?
The Great Conditional Quiz
Language of recommending, suggesting and giving advice
Test Your English series – this test checks the language of recommending, suggesting and giving advice.
Be respectful to your coworkers
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.
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.
The only thing we have to fear is fear itself
Can e-bikes transform our cities?
When by Daniel Pink
Learn when to do your most important work taking account your circadian rhythm. This lesson is based on a whiteboard animation about Daniel Pink’s book “When”.
Introduce Yourself with Confidence
Learn how to introduce yourself with confidence in a business context. This lesson is based on Harvard Business Review Management Tip.
Nail Your Answer to “Why Do You Want to Work Here”?
Learn how to answer the question “Why do you want to work here?”. This lesson is based on a HBR Management Tip.
12 RULES FOR LIFE by Jordan Peterson
Learn 2 rules from Jordan Peterson’s book “12 Rules for Life”. This lesson is based on a whiteboard animation by Productivity Game.
Atomic Habits by James Clear
Learn how to make your habits stick by making them obvious, easy, attractive and satisfying. This lesson is based on James Clear’s book Atomic Habits.
Change Your Life – One Tiny Step at a Time
Learn the difference between habit and routine. Find out how to use the power of tiny habits to change your life in this amazing animation by Kurzgesagt.
Talking about holidays
The philosophy of Stoicism
How does the Rorschach inkblot test work
Reading the mind in the eyes
The power of regret by Daniel Pink
THINKING, FAST AND SLOW by Daniel Kahneman
18 personality adjectives by Emma
The Memory Palace. Can You Do It?
The BEST Way To Learn New Words in English
FIRE: How to quit work and retire in your 30s
This lesson discusses the benefits of FIRE – a movement promoting early retirement. How long would you like to work for?
Idioms and metaphors: Business is war
Your Best Year Ever by Michael Hyatt
Who are you, really? The puzzle of personality by Brian Little
This lesson discusses personality types. It is based on a TED talk “Who are you, really? The puzzle of personality” by Brian Little.
How The Immune System ACTUALLY Works
Storytelling – Star Thrower
How to stop languishing and start finding flow by Adam Grant
A-Z Challenge – Phrasal Verbs
Try this awesome A-Z Phrasal Verbs Challenge. Learn 26 practical phrasal verbs in this fun lesson.
































