Same Writing › Sentences and editing › Expanding sentences
What is sentence expanding?
Sentence expanding starts with a short “kernel” sentence, like “The dog barked.” Kids ask question words (which one? how? when? where? why?) and add the answers to build a richer sentence: “The neighbor's puppy barked loudly at the mail carrier this morning.”
- Kernel: just a subject and a verb.
- Question words pull out details.
- Expanded: the same idea, with a clear picture.
Why schools teach it
It turns flat sentences into detailed ones
Kids learn to produce, expand and rearrange sentences (L.2.1f) and build longer sentence types (L.3.1i). Many classes use this routine, often from The Writing Revolution approach, because it teaches detail without a long lecture.
It's also a revising tool (W.3.5): a child can take a flat sentence from a draft and stretch it.
At the kitchen table
What to say, and what to skip
Say this
Which dog? What kind?
WhichHow did it bark?
HowWhen? Where? Why?
Read your new sentence. Can you picture it?
Skip this
- Adding every question word at once.Two or three good details beat six weak ones.
- Details that don't fit the story.Add what makes sense, not just anything.
- “The dog barked very, very loudly.”Try a stronger verb or a specific detail instead.
See it in action
Stretching “The girl ran.”
Who? Which girl?
My little sister ran.Where and why?
My little sister ran across the playground to catch the ice cream truck.When?
After school, my little sister ran across the playground to catch the ice cream truck.
Some teachers use a hand: one finger for each question word.
Free practice sheet
Make an expanding sentences sheet
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Parents also ask
What is a kernel sentence?
The smallest complete sentence: a subject and a verb, like “Birds sing.”
Which question words are used?
Usually who, what, when, where, why and how. Younger grades start with when and where.
Is a longer sentence always better?
No. The goal is a clearer picture, not just more words.
What's The Writing Revolution?
A writing program built around sentence-level activities like this one.