This product provides practice in simplifying expressions involving all exponent rules. There are 32 task cards. Some are challenging which means that the entire activity lends itself to small group (student pairs) interactions. Checking their thinking through QR codes either validates student thinking or permits pairs of students to rethink their work.providing good mathematical conversations about the activity. Student answer sheets are provided along with an answer key for classes where technology may not be available or not a good choice for the teacher''s focus.