Passage: Barbauld's Lessons emphasises the value of all kinds of language and literacy; not only do readers learn how to read but they also acquire the ability to understand metaphors and analogies. The fourth volume in particular fosters poetic thinking and as McCarthy points out, its passages on the moon mimic Barbauld's poem "A Summer Evening's Meditation":

Question: Which volume does MacCarthy point out for it's poetic thinking?
The fourth volume