Looking for a fun self-checking activity to practice calculating volume of cylinders, cones, and spheres? Students will solve 12 problems in this engaging, no-prep digital lottery activity!This product includes problems about the volume of cylinders, cones, and spheres, and it does include problems that involve working backward when given the volume. Please look at the preview file to see if these types of problems are appropriate for your students. Please note that the directions instruct stude