The beaches in Spain are very diverse. I would say that not all beaches can correspond to the category "for children". But there are also many beautiful sandy beaches and bays. But this is my subjective assessment. You can find an overview of Spain beaches on BeachRadar
The beaches in Spain are very diverse. I would say that not all beaches can correspond to the category "for children". But there are also many beautiful sandy beaches and bays. But this is my subjective assessment. You can find an overview of Spain beaches on BeachRadar
and draw your conclusion