This product includes two pages of practice problems (13 total problems) on the volume of spheres. To start, students are asked to explain what it means to find the volume of a sphere. They are also asked about the relationship between the volume of cones and spheres. There is a variety of questions that ask students to calculate the volume of a sphere given the radius or diameter. Two questions involve finding the volume of a hemisphere. Students have the opportunity to create their own spherical volume problem. An answer key is provided.