Questions and exercises sequenced according to difficulty/complexity to build up interest and encourage retentionQuestions that inform/enlightenInformation summaries and snippets of knowledge in reader-friendly formatsMCQs with two or more correct options to promote thinking rather than guessworkExercises to promote observation and critical thinking skillsPractical approach relating to everyday lifeNew, innovative formatsCarefully selected content to match (and supplement) the class curriculumQuizzes and removable answer sheetsPlayful and innovative layout with lots of pictures