In this package you get Speedy Spanish Book I, vocabulary cards, 4-90 min. cassettes, tests, test key, extra practice. All for $58.50, a savings of 2.45. Spanish Book 1 alone can be used for 3rd grade up. When you add the extra practice and tests use for Jr. high through adult. For a description of Spanish I go to product # 10007ssb, Speedy Spanish Book I.