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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. 

Learn more words

Learn more
words

Business English

Business
English

English grammar

English
grammar

Everyday English

Everyday
English

Tests and Quizzes

Test &
quizzes

Science stuff

Science
stuff

Culture

Culture

Entertain Yourself

Entertain
Yourself

Health and fitness

Health &
fitness

Wise Quotes

Wise
quotes

Surprise me

Surprise
me

The Arts

The Arts

Travelling and nature

Travel &
Nature

What do you think

What do 
you think

Man and
Society

Personal Productivity

Personal
productivity

Better Communicator

Better
communicator

Better Writer

Better
writer

How to learn

How to
learn

Learn from TED.com

Learn
from TED

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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.

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chronological catalogue

Browse through all the lessons using this chronological catalogue of lessons. 

Write an Effective Self-Assessment

Write an Effective Self-Assessment

How do you feel about yearly assessment meetings with your boss? It’s not easy to feel totally relaxed, is it? One thing that can help you here is writing an effective self-assessment yourself, before you meet your boss. This lesson will help you with just that. It is based on Harvard Business Review article.

Watercolour art

Watercolour art

Learn about watercolour art and some of the most famous painters of this movement. Additionally, practice the language of likes and dislikes.