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?
You need to be bored
Boredom can spark creativity and deeper thinking. In this lesson, discover why giving your mind a break from constant phone use is a hidden gift.
The History of Credit Cards
Speaking Cards – Breaking the ice
Use this lesson to get to know each other better. It contains 50 discussion questions that are perfect for a friendly conversation.
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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
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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.
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chronological catalogue
Browse through all the lessons using this chronological catalogue of lessons.Â
Choose Your Words Wisely When Making a Sales Pitch
Making contacts – small talk
Meet Pete – My Dream Job – Chapter 1
Test your prepositions in the business context – part 1
Uses of Present Simple and Present Continuous Tenses
Test your understanding how we use Present Simple and Present Continuous tenses in English.
Why Having Fun Is the Secret to a Healthier Life by Catherine Price
Atlas of the Heart by Brene Brown
Write Concisely and Clearly
Pinkcast. This is how to make progress every day.
The Story of Ada Lovelace: The World’s First Computer Programmer
Learn about Ada Lovelace, daughter of the famous poet Lord Byron, is considered the world’s first computer programmer.
Make yourself valuable, not irreplaceable
Hypothesizing – imaginary situations – second conditional
What’s the missing word – part 2
A lesson in word-formation. 7 key words for business English and 21 words in total. Audio examples included.
Interview with a Human Resources Director – part 1
Comments and opinions
In a Rut. Try These Simple Approaches to Re-Energize Yourself
Do you feel in a rut perhaps? Do this lesson to learn some simple approaches to re-energize yourself. This lesson is based on an article from Harvard Business Review.
The Trick to Regaining Your Childlike Wonder by Zach King
Watch this hilarious presentation and regain your childlike wonder. Let Zach King wake up your imagination and creativity.
Break your procrastination habit
Learn how to break procrastination habit in this lesson based on an article from Harvard Business Review.
Let’s touch base. 15 English idioms to use at work
Learn 15 practical idioms to use at work. This lesson is based on a Youtube video by Emma from mmmEnglish.
Seven Phrasal Verbs
Learn seven practical, everyday phrasal verbs. – part 2
Life Begins at the End of Your Comfort Zone
The Art of Balancing Stones
Czy słyszałeś kiedyś o czymś takim jak ustawianie kamieni? Jak dowiesz się z tej lekcji, to naprawdę trudna, ale i piękna, forma sztuki.
Queen Elizabeth II: her reign in numbers
Lesson about Queen Elizabeth and her remarkable reign. Facts and numbers. Lesson based on a video from The Economist.
Pinkcast. The Drucker Memo
Learn how Drucker Memo can help you make better decisions. This lesson is based on Daniel Pink’s video.
Don’t Neglect Your Career While Focusing on Your Job
Don’t chase happiness. Become antifragile.
Learn about the concept of ‘antifrigility’ from Tal Ben-Shahar in this insightful lesson on happiness.
Stand Out During Your Next Presentation
How to Get Along with Difficult Colleagues
Learn how to get along with a difficult colleague at work. This lesson is based on an article from Harvard Business Review Management Tip.
Story Time – The Five Balls
WORDS IN THE NEWS – Receding Water Levels Unveil Ancient Remains
Words in the news. This lessons deals with global water shortage and low level of rivers. It’s based on a video from NBC News from 25 August 2022.

































