the kids into groups and have one member come up to the board and complete that fact family, then write two parts of another fact family. have them then pass a baton (a ruler or pencil) onto the next member of their group, who will solve the next fact family. the winning team will get to write the first problem for the next relay race!
take a nature walk: your school yard can serve as a great place to explore nature. have your kids grab a notebook and a pencil and take a walk around the schoolyard, taking time to look for varieties of plants and insects, to listen to birds 