REVIEW ......................................................................................................................... 5
CHAPTER ONE: FLU ....................................................................................................... 11
CHAPTER TWO: MAKING PREDICTIONS ............................................................................. 16
CHAPTER THREE: SC............................................................................................................... 21
CHAPTER FOUR: WHAT IS CULTURE ............................................................................................... 26
CHAPTER FIVE: IN DANGER OF EXTINCTION .................................................................... 31
CHAPTER SIX: ELEMENTS AND ATOMS ............................................................................... 36
CHAPTER SEVEN: COMMUNITY CONNECTIONS ..................................................................... 41
CHAPTER EIGHT: ADAPTING TO SURVIVE ....................................................................... 47
CHAPTER NINE: PHASES OF THE MOON .................................................................................. 52
CHAPTER TEN: WAVES AND CURRENTS ......................................................................... 57
CHAPTER ELEVEN: COMPETING FOR RESOURCES ................................................... 62
CHAPTER TWELVE: AN INDEPENDENT NATION ......................................................... 67
CHAPTER THIRTEEN: CONVERTING ENERGY TO MOTION ................................ 73
CHAPTER FOURTEEN: THE LIFE CYCLE ................................................................... 78
CHAPTER FIFTEEN: ALEXANDER GRAHAM BELL ........................................ 83
CHAPTER SIXTEEN: PYRAMIDS ............................................................................ 88
CHAPTER SEVENTEEN: RAINBOWS ................................................................................. 93
CHAPTER EIGHTEEN: BENJAMIN FRANKLIN ............................................................ 98
CHAPTER NINETEEN: BUTTERFLIES .......................................................... 103
CHAPTER TWENTY: LANDFORMS ......................................................... 108
50 MOST COMMON IRREGULAR VERBS ........................................................ 114
VERB LISTS : INFINITIVES AND GERUNDS .................................................. 116
REFERENCES .................................................................................................. 117