What is this skill?
Some words are easy to mix up because they look or sound alike, even though they mean different things: your and you're, its and it's, to and too, weather and whether, past and passed, were and where, and the pair that confuses many writers, affect and effect. Fourth graders meet all of them as their writing gets longer, and the mistakes get noticed.
In this practice the child fills a blank from three choices, such as "___ going to love this book" (You're, Your or Yore), "The bird built ___ nest" (its, it's or its'), "We walked ___ the bakery" (past, passed or pass) or "I can't decide ___ to wear boots" (whether, wither or weather). Affect and effect appear at the hardest level, in "The rain did not ___ our plans" and "The medicine had a good ___." The bank also asks about advice, as in "The teacher gave us good ___," and about where, were and wear. Two yes-or-no questions give a sentence and ask whether the tricky word is used correctly: "Your the best!" is the wrong word, and "The cat licked its paw" is the right one.
Why it matters
Computers check spelling, not meaning, so these mistakes slip through. "Your the best" has no misspelled word, yet a reader notices at once. A child who learns to check these words by meaning is doing what a careful writer does.
Teachers also read them as a sign of care. A well-argued paragraph with its and it's mixed up can look sloppy to a grader, so a little attention here has an outsized effect on how writing is judged.
The words are good practice for reading comprehension, too. A child who has stopped to decide between passed and past has thought about the job each word does in the sentence.
Common mistakes
- Mixing up your and you're. Say "you are" in the sentence. If it fits, use you're, with the apostrophe standing in for the missing a. If not, use your.
- Using it's for ownership. It's always means "it is" or "it has." For ownership use its with no apostrophe, as in "The cat licked its paw."
- Using affect and effect the wrong way. A simple way to start is that affect is usually the action ("did not affect our plans") and effect is usually the thing you get ("a good effect"). Both have exceptions, which is why the practice puts these at the hardest level.
- Using passed for a place and past for an action, or the reverse. Passed is something someone did, as in "I passed the test." Past is a time or a place you go by, as in "We walked past the bakery."
How to help at home
- Choose one pair a week and put it on a sticky note by the door. Ask your child to use it in a sentence at dinner or in the car.
- Write a sentence with a pair swapped on purpose and ask your child to be the detective. Children enjoy catching a grown-up's mistake.
- Teach the "say it longer" check. Replace you're with "you are," it's with "it is," and they're with "they are." If the sentence still works, the short form is right.
- Look for these words in real life: signs, menus, notes from school. Real print is a good proofreading drill.
Worked examples
These are real questions from the Tutorsaurus easily confused words practice, with the answers worked out.
Example 1
Which word fills the blank? I have (blank) many cookies.
I have ___ many cookies.
Choices: too, to, two
Answer: too. Too means "more than enough" here. Too many cookies.
Example 2
Which word fills the blank? We walked (blank) the bakery.
We walked ___ the bakery.
Choices: passed, pass, past
Answer: past. Past means going by something. Passed is the verb, but "walked" is already the verb here.
Example 3
Which word fills the blank? The rain did not (blank) our plans.
The rain did not ___ our plans.
Choices: effected, affect, effect
Answer: affect. Affect is the action word, meaning to change something. The rain did not change our plans.
Printable worksheet (PDF) — one page of questions from this practice that work on paper, easier ones first, with an answer key on page 2. Free to print, no sign-up.