Four words, one that does not belong, and a reason that has to be said out loud. The answer is the easy part; finding what the others have in common is the thinking. Run it on the whiteboard with pictures, then print the sheet so the reasons get written down.
Odd One Out shows a small group of words or pictures and asks which one does not belong. The answer matters far less than the reason: a child has to work out what the others have in common before they can say what the outsider is missing.
To answer, a child has to hold several words in mind, find the category that joins most of them, then test the last one against it. That is classification and justification in one short task, which is why it works as well in a maths or science lesson as it does in English.
Insist on a full sentence with because in it: the banana is the odd one out because the others are vegetables. Model it once yourself, then hold the class to it. The sentence stem is what turns a one-word answer into speaking practice.
Often they are right. A good set has more than one defensible answer — one child sorts by category, another by first letter, another by colour. Accept any answer with a reason that holds, and say why you are accepting it, because that is the moment the class learns the reason is the work.
Year 1 to Year 6 (US grades 1–6). Younger children work from the pictures and answer in a few words; older children can be pushed to find a second and third way of sorting the same four words, which is much harder than it sounds.
From the classroom
Turning the pictures off is a decision, not a setting. With the pictures on, a child new to English can join in on day one — they can see that three of these are animals. With them off, the same activity becomes a reading task, and the child who was fluent a minute ago goes quiet. So run it with pictures while the vocabulary is new and take them away once the words are known, rather than choosing once at the start of term. The other thing worth doing: when a child gives a reason nobody expected, write it on the board next to yours. A class that sees two accepted answers argues far better on the next one.
Yes. Type a topic and it builds the sets for you, so you can run it on the vocabulary of whatever you are teaching — materials, habitats, the Romans, prefixes. Or use the ready-made bank if you need something in the next ten seconds.
Yes. Print an A4 sheet of the same sets with the pictures included and a line for the reason, so the class writes the justification they have just been practising out loud. It works well as the independent task straight after the whiteboard round.
No, and it may be more useful outside them. Four shapes with one that is not a quadrilateral, four materials with one that is not magnetic, four kings with one who was not a Tudor — the task is classifying, so it works in any subject where things belong to categories.
No. You can open any of these, set it up and see exactly what you would be running before anyone asks you for anything. Starting an activity uses a free trial token, and a Sage Pro subscription lifts the limit. Nothing here is behind an email wall.
| Use it for | How | How long |
|---|---|---|
| An English starter | Six sets, answer with because | 8 minutes |
| Science or topic vocabulary | Generate on the unit you are teaching | 10 minutes |
| Stretching a fast finisher | Find a second way to sort the same four | 5 minutes |
| Written justification | Printed sheet after the board round | 15 minutes |
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Would You Rather · Pairs Matching · the describing game — or see all nine in ESL & Oracy.
Written by a practising primary school teacher, who built Sage Teachers to use in their own classroom. Every activity here is free to try with no sign-up.