
Be child’s play
Simplicity Implied
Use when describing tasks that are so easy they require minimal effort or skill.

Learning to ride a bike was child's play for her.
Subjective Ease
Remember, what is child's play for one person may be difficult for another.

He's a chess master, so winning that game was child's play.
Informal Tone
It's an informal expression, suitable in casual conversations but not for formal writing.

Building the bookshelf was child's play, unlike assembling the wardrobe.
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