The document contains a math activity for an 8th grade class with 8 riddles or word problems. It begins by welcoming the students back to class and says the first activity of 2021 will be an enjoyable set of math riddles. These riddles are meant to exercise the brain. It then lists 8 riddles or word problems for the students to solve, covering topics like geometry, money, operations, and age word problems. It concludes by wishing the students an excellent return and signing off from their teacher.