No. Plato never had any children, nor did he marry. In fact, it has been posited that he may have been homosexual, a common and widely accepted sexual orientation during Athenian times.
small plates
Some of his hobbies were listening to Socrates, studing, and philosophy.
In Greece of ancient times, many great philosophers existed. That did not mean that ordinary people did not also exist. Not all were Aristotles and Platos.
If they are not your daughter's children, then they are all step children. They will be called step-grand children. If they have children, those are step-great grand children. If they are your daughter's children, you must know that they are your grand children as they are directly related to you.
A children library is a place where there are lots of books for children.
"Lava los platos" means "wash the dishes."
Platos can mean "dishes or plates" when translated into english.
Platos Principales
small plates
The cast of Entre Platos - 2012 includes: Jonathan Kebe as Himself - Host
Entre platos y notas - 1930 was released on: USA: 1930
platos
platos academy
"strong plates"
platos academy
(He) Sells plates.
For the things we refer to in English as "plates", it would be "platos". As in a pretty girl, "bombón". As in a type of food, "comida".