Perfect for any independent learning environment, from Homeschool to Adult High School completion and Home and Hospital instruction, it is designed to allow each student to progress at his or her own pace, which may vary from subject to subject. Students find the instruction embedded in the material, so that the teachers’ voice is heard throughout the text. Both objective and subjective assessment methods are used to ensure mastery of the material. Challenging activities are included in each unit to help students to acquire critical thinking skillsets.