What's the plural form of modelling clay? Here's the word you're looking for.
Answer
The noun modelling clay can be countable or uncountable.
In more general, commonly used, contexts, the plural form will also be modelling clay.
However, in more specific contexts, the plural form can also be modelling clays e.g. in reference to various types of modelling clays
or a collection of modelling clays.
