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?
National Differences
This lesson celebrates national differences. You will learn from it why it is critical to understand that our way of doing things is not the only way. There is also a neat poll inside.
How to set and achieve goals
Learn why it is critical to set clear goals and how harmful are vague goals. It’s the first of a series of lessons on setting and achieving goals.
What’s behind the Ozempic fad
Explore how Ozempic is reshaping health, habits, and society — a clear look at its real benefits, hidden risks, and long-term impact.
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
She held my hand
Mental Models
LEGO Story
Idioms and metaphors: a project is a race
Idioms and metaphors: office is a battlefield
To Be a Great Negotiator, Ask Better Questions
Do you have an Elizabeth in your organization
Talking picture – Rest
Talking picture – Friendship
Talking picture – age
Top 5 Communication Skills You Need
What are the top 5 skills you should master to elevate your career to the next level? Learn the answer from this lesson based on a video by Alex Lyon.
How to Craft a Memorable Message, According to Science
Stop using your voice
Barack Obama’s top 4 speaking techniques
Leadership strategies and tactics by Jocko Willink
I wish, if only, it’s time and would rather
How to talk about friends and friendship
What motivates you at work
Presenting to experts
How to Handle Four Common Types of Team Conflict
Listen with heart
Are you following your dream
This lesson follows a story of two people, Daisy and Herman, who followed their dreams. It is based on the 6 Minute English podcast from BBC Learning English
Meetings on the go
The answer to the loneliness epidemic
He lied to me – how to talk about being angry
The Glucose Goddess Method
Pan Tadeusz – a true life-long learner
What You Need to Have a Strong Executive Presence
Learn what you need to increase your chances of becoming a leader in your organisation. Follow the advice from the HBR article: “The New Rules of Executive Presence,” by Sylvia Ann Hewlett
Silence your inner critic during an interview
Do you know who is your worst enemy during a job interview? Susan Peppercorn believes that it is your inner critic. Learn how to silence it in this lesson based on HBR Management Tip
Use Strategic Thinking to Create the Life You Want
Ever thought if you could apply business strategy principles to your own life? That’s exactly what this lesson is based on. It’s video by Michael Bungay Stanier from Harvard Business Review

































