Chapter 1:Glaciers 1
Chapter 2:Wonderful Water 4
Chapter 3:Presidential Talent 8
Chapter 4:Sense of Smell 11
Chapter 5:The Ebony Express 14
Chapter 6:The Gyrocompass 17
Chapter 7:The Verrazano—Narrows Bridge 20
Chapter 8:Johnny Appleseed 24
Chapter 9:Hurricanes 27
Chapter 10:The Kangaroo Rat 30
Chapter 11:Boy Genius 33
Chapter 12:Chimpanzees Can Learn 37
Chapter 13:Busy Honeybees 40
Chapter 14:Robert Wadlow 43
Chapter 15:Bat Radar 46
Chapter 16:Fleas 50
Chapter 17:Thomas Edison's Inventions 54
Chapter 18:Geodesic Domes 57
Chapter 19:Saguaro Cactus 60
Chapter 20:Clyde Beatty 63
Chapter 21:Mount Rushmore 67
Chapter 22:Venus Flytrap 72
Chapter 23:Houdini 76
Chapter 24:The Sun 80
Chapter 25:The Winchester Mansion 83
GLOSSARY 87