Significant events during the concrete operational stage include a great understanding of logic, reversibility, and conservation.

Children also become less egocentric during this stage.

Kids at this age become more logical about concrete and specific things, but they still struggle withabstract ideas.

Concrete operational stage of development

Illustration by Cindy Chung, Verywell

You might then reason from that experience that you are allergic to cats.

For example, imagine that you have two candy bars of the exact same size.

Egocentrism in the Concrete Operational Stage

The concrete operational stage is also marked by decreases inegocentrism.

While kids at earlier stages of development are egocentric, those in the concrete operational stage become more socio-centric.

In other words, they are able to understand that other people have their own thoughts.

If you are concerned about your child’s development during the concrete operational stage, talk to their doctor.

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2017;10(4):346350. doi:10.5005/jp-journals-10005-1463