First principle
An idiom carries a shared idea, not a literal instruction.
When someone says a task is “a piece of cake,” no cake is involved. The whole phrase has one agreed meaning: the task is very easy.
Explore by words or real-life moments
Search a word, a meaning, or a situation—like “meeting,” “nervous,” or “expensive.”
The collection
Try a broader word or choose “All moments.”
Today’s picture lesson · 3 idioms · about 4 minutes
Every idiom paints a funny picture. Look closely, guess what it really means, then try it in a sentence.
Learn by playing
Short rounds. Idioms you miss come back sooner, so every round targets what you need most.
Your personal collection
Review with flashcards, watch each idiom grow from new to mastered, and collect badges.
Saved for later
The standalone manual
Understanding is the first step. The goal is to recognize the right moment—and use the expression naturally.
First principle
When someone says a task is “a piece of cake,” no cake is involved. The whole phrase has one agreed meaning: the task is very easy.
The four-step method
Context before vocabulary
Use with care
Idioms are common in conversation and everyday writing. In clinical, legal, academic, or safety-critical writing, prefer precise literal language when an idiom could be misunderstood.
One atlas, three levels
For parents and teachers
A seven-day mini plan