Welcome to NorthStar, Fifth Edition
Scope and Sequence
Acknowledgments/Reviewers
UNIT 1 Exploring Genius
UNIT 2 Pushing the Boundaries
UNIT 3 Early to Bed, Early to Rise
UNIT 4 Animal Intelligence
UNIT 5 The Golden Years
UNIT 6 Giving to Others: Why Do We Do It?
UNIT 7 Water, Water, Everywhere?
UNIT 8 Video Games: Friend or Foe?
Student Activities
Expand Vocabulary List
Academic Word List Vocabulary
Grammar Book References
Audio Script
The Phonetic Alphabet
Credits.