UNIT 1 CANALS 1
UNIT 2 TWO HUMOROUS ANIMAL STORIES BY JAMES THURBER 9
UNIT 3 THE ELEPHANT 15
UNIT 4 SINDBAD AND THE ROC 22
UNIT 5 TUTANKHAMEN'S TREASURE 30
UNIT 6 STARSHIPS 38
UNIT 7 SONAR AND SONGS 45
UNIT 8 PACAL'S TOMB 52
UNIT 9 ARTIFICIAL INTELLIGENCE IN ROBOTS 59
UNIT 10 A CHILD'S VIEW OF THE WORLD 64
UNIT 11 THE OTHER SIDE OF THE STAMP 69
UNIT 12 TIME TRAVEL 75