Back to worksheetsReasoningAges 7-9
Category odd one out
Compare four items, identify the shared property of three, and name the odd one out. Review suitability for your learners before teaching.
Worksheet StudioPractice pack · Ages 7-9
Category odd one out
Take your time. Show your thinking.
1. Which is the odd one out: ruler, thermometer, weighing scale, paintbrush?
2. Which is the odd one out: roots, stem, leaves, pebble?
3. Which is the odd one out: 10, 20, 25, 30?
4. Which is the odd one out: minute, hour, second, metre?
5. Which is the odd one out: library, school, museum, cloud?
6. Which is the odd one out: Atlantic, Pacific, Sahara, Indian?
7. Which is the odd one out: eagle, penguin, dolphin, sparrow?
8. Which is the odd one out: butterfly, bee, spider, ant?
9. Which is the odd one out: Tuesday, Friday, October, Sunday?
10. Which is the odd one out: copper, iron, glass, aluminium?
11. Which is the odd one out: canoe, ferry, helicopter, sailboat?
12. Which is the odd one out: oak, rose, pine, coconut palm?
12 questions · Seed 54 · Age guidance, not curriculum certification
View the answer key
Worksheet StudioAnswer key · Ages 7-9
Category odd one out
Answers and reasoning. Review before teaching.
1. Which is the odd one out: ruler, thermometer, weighing scale, paintbrush?
paintbrushRuler, thermometer and weighing scale are measuring instruments; a paintbrush is for painting.
2. Which is the odd one out: roots, stem, leaves, pebble?
pebbleRoots, stem and leaves are parts of a living plant; a pebble is a small stone.
3. Which is the odd one out: 10, 20, 25, 30?
2510, 20 and 30 are multiples of 10 ending in 0; 25 ends in 5.
4. Which is the odd one out: minute, hour, second, metre?
metreMinute, hour and second measure time; a metre measures length.
5. Which is the odd one out: library, school, museum, cloud?
cloudLibrary, school and museum are community buildings; a cloud is a weather feature in the sky.
6. Which is the odd one out: Atlantic, Pacific, Sahara, Indian?
SaharaAtlantic, Pacific and Indian are oceans; the Sahara is a desert.
7. Which is the odd one out: eagle, penguin, dolphin, sparrow?
dolphinEagle, penguin and sparrow are birds; a dolphin is a marine mammal.
8. Which is the odd one out: butterfly, bee, spider, ant?
spiderButterfly, bee and ant are six-legged insects; a spider is an eight-legged arachnid.
9. Which is the odd one out: Tuesday, Friday, October, Sunday?
OctoberTuesday, Friday and Sunday are days of the week; October is a month of the year.
10. Which is the odd one out: copper, iron, glass, aluminium?
glassCopper, iron and aluminium are metals; glass is a non-metallic solid.
11. Which is the odd one out: canoe, ferry, helicopter, sailboat?
helicopterCanoe, ferry and sailboat travel on water; a helicopter flies in the air.
12. Which is the odd one out: oak, rose, pine, coconut palm?
roseOak, pine and coconut palm are trees; a rose is a flowering shrub.
12 questions · Seed 54 · Age guidance, not curriculum certification
Worksheet StudioPractice pack · Ages 7-9
Category odd one out
Take your time. Show your thinking.
1. Which is the odd one out: ruler, thermometer, weighing scale, paintbrush?
2. Which is the odd one out: roots, stem, leaves, pebble?
3. Which is the odd one out: 10, 20, 25, 30?
4. Which is the odd one out: minute, hour, second, metre?
5. Which is the odd one out: library, school, museum, cloud?
6. Which is the odd one out: Atlantic, Pacific, Sahara, Indian?
7. Which is the odd one out: eagle, penguin, dolphin, sparrow?
8. Which is the odd one out: butterfly, bee, spider, ant?
9. Which is the odd one out: Tuesday, Friday, October, Sunday?
10. Which is the odd one out: copper, iron, glass, aluminium?
11. Which is the odd one out: canoe, ferry, helicopter, sailboat?
12. Which is the odd one out: oak, rose, pine, coconut palm?
12 questions · Seed 54 · Age guidance, not curriculum certification
Worksheet StudioAnswer key · Ages 7-9
Category odd one out
Answers and reasoning. Review before teaching.
1. Which is the odd one out: ruler, thermometer, weighing scale, paintbrush?
paintbrushRuler, thermometer and weighing scale are measuring instruments; a paintbrush is for painting.
2. Which is the odd one out: roots, stem, leaves, pebble?
pebbleRoots, stem and leaves are parts of a living plant; a pebble is a small stone.
3. Which is the odd one out: 10, 20, 25, 30?
2510, 20 and 30 are multiples of 10 ending in 0; 25 ends in 5.
4. Which is the odd one out: minute, hour, second, metre?
metreMinute, hour and second measure time; a metre measures length.
5. Which is the odd one out: library, school, museum, cloud?
cloudLibrary, school and museum are community buildings; a cloud is a weather feature in the sky.
6. Which is the odd one out: Atlantic, Pacific, Sahara, Indian?
SaharaAtlantic, Pacific and Indian are oceans; the Sahara is a desert.
7. Which is the odd one out: eagle, penguin, dolphin, sparrow?
dolphinEagle, penguin and sparrow are birds; a dolphin is a marine mammal.
8. Which is the odd one out: butterfly, bee, spider, ant?
spiderButterfly, bee and ant are six-legged insects; a spider is an eight-legged arachnid.
9. Which is the odd one out: Tuesday, Friday, October, Sunday?
OctoberTuesday, Friday and Sunday are days of the week; October is a month of the year.
10. Which is the odd one out: copper, iron, glass, aluminium?
glassCopper, iron and aluminium are metals; glass is a non-metallic solid.
11. Which is the odd one out: canoe, ferry, helicopter, sailboat?
helicopterCanoe, ferry and sailboat travel on water; a helicopter flies in the air.
12. Which is the odd one out: oak, rose, pine, coconut palm?
roseOak, pine and coconut palm are trees; a rose is a flowering shrub.
12 questions · Seed 54 · Age guidance, not curriculum certification