JANICE VANCLEAVE is a former science teacher who now spends her time writing and giving science workshops. She is the author of more than forty books that have sold over two million copies, and a resident science fair authority on Discovery.com.

• Introduction. PART I: Astronomy. 1. More or Less. 2. Sunrise-Sunset. 3. Sun Path. 4. Time. 5. Saving TimE. 6. Longer. 7. Sun Compass. 8. Radiate. 9. Sun Parts. 10. Bong! 11. Sun Block. 12. Shadow Size. 13. Earth Model. 14. North Side. 15. Reversed. 16. How Fast? 17. Rotate. 18. Tilted. 19. Equal. 20. Together. 21. Light and Dark. 22. Weighty. 23. Best Spot. 24. In Front Of. 25. Ringed. 26. Lineup. 27. Brighter. 28. Same Face. 29. Lunar Calendar. 30. Minor Planets. 31. Space Rocks. 32. Launched. 33. Heat Telescope. 34. Basic. 35. Same Size. 36. Bigger or Smaller? 37. Star Locator. 38. Mobile Stars. 39. Pairs. 40. Uneven. PART II. Biology. 41. Clusters. 42. Many Parts. 43. Getting Started. 44. Hitchhikers. 45. Sprouters. 46. Dividers. 47. Up and Down. 48. Anchors. 49. Just Alike. 50. Leaf Parts. 51. On the Edge. 52. Falling Leaves. 53. Coverup. 54. Breakout. 55. Lifters. 56. Follow Me. 57. Spongy. 58. Stickers. 59. Hummers. 60. Migrating Eye. 61. Largest. 62. Sniffer. 63. Pickup! 64. Signals. 65. Locked. 66. Nails. 67. Backbone. 68. Squeezed. 69. Stoppers. 70. Keep Cool. 71. Spotted. 72. Sweaty. 73. Expanded. 74. Wrinkled. 75. Smelly. 76. Double. 77. Vibrating Cords. 78. Bigger and Better. 79. Light Catchers. 80. Twice. 81. Big or Little? 82. Extra Money. 83. How Near? 84. Who Can? PART III. Chemistry. 85. It Matters. 86. Just Enough. 87. On Top. 88. Floater. 89. Builders. 90. New Stuff. 91. Changes. 92. Rusty. 93. Inside OuT. 94. No Leftovers. 95. Faster. 96. Helper. 97. Breakdown. 98. Trapped. 99. Sweeter. 100. Gassy. 101. Shortening. 102. Uncoiled. 103. Crystals. 104. Shiny Cubes. 105. Linked. 106. No Leak. 107. Coded. 108. Bridges. 109. Glob. 110. Glob 2. 111. Mixture. 112. Blended. 113. Separator. 114. Loser. 115. More! 116. Soaker. 117. Melting Ice. 118. Attractive. 119. Twisted. 120. Foamy. 121. Hisssssss! 122. Puffer. 123. Sudsy. 124. Acid Testing. PART IV. Earth Science. 125. Around. 126. Only One. 127. Time Line. 128. Drifters. 129. Normal. 130. Small Portion. 131. Soil. 132. Straight Through. 133. Splat! 134. Mudflow. 135. Compact. 136. Cemented. 137. Recycled Rock. 138. Fire Rocks. 139. Hot Spot. 140. Turn Aside. 141. Fly Away. 142. Eye of the Storm. 143. Cloud Maker. 144. Raindrops. 145. Water Cycle. 146. Open and Closed. 147. Holder. 148. Pressed. 149. Reducer. 150. Down Under. 151. Streamers. 152. Rise and Fall. 153. Washout. 154. Overflow? 155. Below the Surface. 156. Coming Up! 157. Percolate. 158. Sinker. 159. Erupting Volcano. 160. Magma Flow. 161. Shaker. 162. Fill Er Up. 163. Pollution Dilution. 164. Runoff. PART V. Physics. 165. Unreal. 166. Backward. 167. Outward. 168. Inward. 169. To the Point. 170. Beyond. 171. Within. 172. Stored. 173. Cooling. 174. Cold Skin. 175. Thermometer. 176. Gravity. 177. Weightless? 178. Roller. 179. Balancing Act. 180. Equal Arms. 181. Stable. 182. Contact. 183. Bumpy. 184. Slider. 185. No Rubbing. 186. Stand Up. 187. Twang. 188. Bounce Back. 189. Louder. 190. High or Low? 191. Shorter. 192. Spread Out. 193. Flipper. 194. Riser. 195. Pull Away. 196. Same Kind. 197. Thin Skin. 198. Surface Film. 199. Wetter. 200. Spread. 201. Speedy. 202. Stop! 203. Constant. 204. Hero s Engine. Glossary. Index.

JANICE VANCLEAVE is a former science teacher who now spends her time writing and giving science workshops. She is the author of more than forty books that have sold over two million copies, and a resident science fair authority on Discovery.com.

• Introduction. PART I: Astronomy. 1. More or Less. 2. Sunrise-Sunset. 3. Sun Path. 4. Time. 5. Saving TimE. 6. Longer. 7. Sun Compass. 8. Radiate. 9. Sun Parts. 10. Bong! 11. Sun Block. 12. Shadow Size. 13. Earth Model. 14. North Side. 15. Reversed. 16. How Fast? 17. Rotate. 18. Tilted. 19. Equal. 20. Together. 21. Light and Dark. 22. Weighty. 23. Best Spot. 24. In Front Of. 25. Ringed. 26. Lineup. 27. Brighter. 28. Same Face. 29. Lunar Calendar. 30. Minor Planets. 31. Space Rocks. 32. Launched. 33. Heat Telescope. 34. Basic. 35. Same Size. 36. Bigger or Smaller? 37. Star Locator. 38. Mobile Stars. 39. Pairs. 40. Uneven. PART II. Biology. 41. Clusters. 42. Many Parts. 43. Getting Started. 44. Hitchhikers. 45. Sprouters. 46. Dividers. 47. Up and Down. 48. Anchors. 49. Just Alike. 50. Leaf Parts. 51. On the Edge. 52. Falling Leaves. 53. Coverup. 54. Breakout. 55. Lifters. 56. Follow Me. 57. Spongy. 58. Stickers. 59. Hummers. 60. Migrating Eye. 61. Largest. 62. Sniffer. 63. Pickup! 64. Signals. 65. Locked. 66. Nails. 67. Backbone. 68. Squeezed. 69. Stoppers. 70. Keep Cool. 71. Spotted. 72. Sweaty. 73. Expanded. 74. Wrinkled. 75. Smelly. 76. Double. 77. Vibrating Cords. 78. Bigger and Better. 79. Light Catchers. 80. Twice. 81. Big or Little? 82. Extra Money. 83. How Near? 84. Who Can? PART III. Chemistry. 85. It Matters. 86. Just Enough. 87. On Top. 88. Floater. 89. Builders. 90. New Stuff. 91. Changes. 92. Rusty. 93. Inside OuT. 94. No Leftovers. 95. Faster. 96. Helper. 97. Breakdown. 98. Trapped. 99. Sweeter. 100. Gassy. 101. Shortening. 102. Uncoiled. 103. Crystals. 104. Shiny Cubes. 105. Linked. 106. No Leak. 107. Coded. 108. Bridges. 109. Glob. 110. Glob 2. 111. Mixture. 112. Blended. 113. Separator. 114. Loser. 115. More! 116. Soaker. 117. Melting Ice. 118. Attractive. 119. Twisted. 120. Foamy. 121. Hisssssss! 122. Puffer. 123. Sudsy. 124. Acid Testing. PART IV. Earth Science. 125. Around. 126. Only One. 127. Time Line. 128. Drifters. 129. Normal. 130. Small Portion. 131. Soil. 132. Straight Through. 133. Splat! 134. Mudflow. 135. Compact. 136. Cemented. 137. Recycled Rock. 138. Fire Rocks. 139. Hot Spot. 140. Turn Aside. 141. Fly Away. 142. Eye of the Storm. 143. Cloud Maker. 144. Raindrops. 145. Water Cycle. 146. Open and Closed. 147. Holder. 148. Pressed. 149. Reducer. 150. Down Under. 151. Streamers. 152. Rise and Fall. 153. Washout. 154. Overflow? 155. Below the Surface. 156. Coming Up! 157. Percolate. 158. Sinker. 159. Erupting Volcano. 160. Magma Flow. 161. Shaker. 162. Fill Er Up. 163. Pollution Dilution. 164. Runoff. PART V. Physics. 165. Unreal. 166. Backward. 167. Outward. 168. Inward. 169. To the Point. 170. Beyond. 171. Within. 172. Stored. 173. Cooling. 174. Cold Skin. 175. Thermometer. 176. Gravity. 177. Weightless? 178. Roller. 179. Balancing Act. 180. Equal Arms. 181. Stable. 182. Contact. 183. Bumpy. 184. Slider. 185. No Rubbing. 186. Stand Up. 187. Twang. 188. Bounce Back. 189. Louder. 190. High or Low? 191. Shorter. 192. Spread Out. 193. Flipper. 194. Riser. 195. Pull Away. 196. Same Kind. 197. Thin Skin. 198. Surface Film. 199. Wetter. 200. Spread. 201. Speedy. 202. Stop! 203. Constant. 204. Hero s Engine. Glossary. Index.