| English | eng-000 |
| concrete operational thinking | |
| català | cat-000 | pensament operatori concret |
| Deutsch | deu-000 | konkretes operatorisches Denken |
| euskara | eus-000 | pentsamendu operazional zehatza |
| français | fra-000 | pensée opératoire concrète |
| galego | glg-000 | pensamento operatorio concreto |
| italiano | ita-000 | pensiero operatorio concreto |
| português | por-000 | pensamento operacional concreto |
| español | spa-000 | pensamiento operatorio concreto |