UNIT ONE IS THERE LIFE ON EARTH？ 1
UNIT TWO THE DINNER PARTY 18
UNIT THREE LESSONS FROM JEFFERSON 31
UNIT FOUR MY FIRST JOB 54
UNIT FIVE THE PROFESSOR AND THE YO-YO 67
UNIT SIX THE MAKING OF A SURGEON 84
UNIT SEVEN THERE IS ONLY LUCK 96
UNIT EIGHT HONESTY:IS IT GOING OUT OF STYLE？ 111
UNIT NINE WHAT IS INTELLIGENCE,ANYWAY？ 132
UNIT TEN PROFITS OF PRAISE 146