SPEAKING OF AMERICA! THIS CROSS-CURRICULAR, CHALLENGING, RIGOROUS, AND FUN PRODUCT HAS 50 LESSONS! ONE FOR EACH STATE! EACH LESSON HAS 10 SENTENCES TO CORRECT WITH 50 CORRECTIONS IN ALL, AND EACH SENTENCE IS FILLED WITH INTERESTING AND UNIQUE STATE HISTORICAL FACTS! 500 SENTENCES IN ALL; AND 2,500 CORRECTIONS IN ALL IN THIS PRODUCT! A GREAT PRODUCT TO TEACH MINI-LESSONS, TOO! STUDENTS WILL LOVE TO LEARN INTERESTING FACTS ABOUT THEIR COUNTRY WHILE AT THE SAME TIME LEARNING VITAL LANGUAGE AND MECH