About Notes 1 . The Body 2 . Food 3 . Work 4 . The Weather 5 . The Family 6 . A Building 7 . Fire 8 . The Country 9 . The Sea 10 . Time | About Steps 11-20
11 . The Machine 12 . Business 13 . Money 14 . Noise 15 . News 16 . Amusement 17 . Education 18 . Reading 19 . The Earth 20 . History | About Steps 21-30.
21 . Invention 22 . Feeling 23 . Art 24 . Trade 25 . Transport 26 . Peace 27 . Language 28 . Society 29 . Government 30 . Science |