This set of real-world grammar mistakes is an excellent engaging activity for bell ringers, grammar practice, review, or just for fun during those first days of school! I've collected mistaken-ridden posters, tweets, signs, etc. to keep things interesting - and to provide plenty of examples!Allow students to take ownership of their learning and make connections to the world around them. Students love to spot errors in the unlikeliest places, and an activity like this gets them thinking, collabor