The main focus of the 'Modal Magic: An Interactive Grammar Lesson' is to introduce and practice using modal verbs through various interactive activities and discussions.
The 'Modal Magic: An Interactive Grammar Lesson' includes several engaging activities such as identifying modal verbs in passages, annotating texts, completing sentences with correct modals, editing sentences in a bug collection activity, creating superhero sentences using modals, an exit slip quiz, among others.
In summarizing the 'Modal Magic: An Interactive Grammar Lesson', the tutor covers key points including identifying modal verbs, understanding their different uses, completing sentences with correct modals and creating their own sentences using modals. A fun fact about modals is also shared along with an exit slip quiz to test understanding.