One day, they found an old, forgotten story tucked between dictionaries—a tale of a carpenter and a lost comma. The carpenter could build a chair that would rock the sitter into dreams, but only if each part of his instructions used the right punctuation. The friends read it and laughed at how the carpenter’s life turned from chaos to comfort when a tiny comma found its place.

The Oxford Learner's Pocket Grammar can be a valuable resource for language learners in several ways: