They will use this skill more often in English class than any other.
Step-by-step explanation:
The use of meta cognitive skills is dependent on perception of the children.
In the curriculum of the age there is no need for this to be had in the science and social studies but the development of perspective in language class better suits one to develop a perception about the world.
Ultimately, the thing that meta cognitive abilities are about can be termed as thinking about thinking or thinking about how one thinks.
This is very useful in language and literature.