It seems you are assuming that all child prodigies are polymaths (no pun intended). There are children with exceptional mental abilities in a limited range of

It seems you are assuming that all child prodigies are polymaths (no pun intended). There are children with exceptional mental abilities in a limited range of topics or even a single topic, such as math, music or drawing, They may struggle to various degrees with subjects or life skills that don't correspond closely with their specific topics of interest and ability.