Passage 2 School Stress Relievers
Passage 3 From Simple Speech to Complex Thoughts
Passage 4 Books and Reading
Passage 5 Qualities in Learning o Language
Final Self-Assessment Test
Passage 1 Why the Earth's Magnetic Poles Could Swap Places
Passage 2 Yellowstone National Park in the USA
Passage 3 The Open Ocean: Motion and Might
Passage 4 Egypt -- Life Along the Nile River
Passage 5 New Seven Wonders of the World
Keys
