Unit 1ㆍTake Action
1. Rescue Teams The Summer of the Swans
2. A Lost City Lost City: The Discovery of Machy Picchu
3. Science for All Gecko Glue, Cockroach Scouts, and Spider Silk Bridges
4. Sharing Traditions The Magic Gourd
5. Protecting Wildlife Interupted Journey
6. Unit 1 Vocabulary Review

Unit 2ㆍSavint the Day
7. Team Spirit How Tia Lola Came to vistit/Stay
8. The Solar System The Night of the Pomegranate
9. Helping Hands Zoo Story
10. Tales of Old Rumpelstiltskin’s Daughter
11. Sled Dogs as Heroes The Great Serum Race
12. Unit 2 Vocabulary Review

Unit 3ㆍGreat Ideas
13. The Old Southwest Juan Verdades: The Man Who Couldn’t Tell a Lie
14. Putting It in Writing Nothing Ever Happens on 90th Street
15. Energy Building Green
16. Archaeology The Emperor’s Silent Army
17. Show Time The Case of the Phantom Poet
18. Unit 3 Vocabulary Review

Unit 4ㆍAchievements
19. Uncommon Champions Seeing Things His Own Way
20. Oceanography Exploring the Titanic
21. Helping Others Saving Grace
22. Cycling Major Taylor
23. Pieces from the Past A Single Shard
24. Unit 4 Vocabulary Review

Unit 5ㆍTurning Points
25. Mentors Breaking Through
26. Smart Thinking Ta-Na-E-Ka
27. Money Matters Many countries, One Currency: Europe and the Euro
28. Collections Honus and Me
29. Taking aStand Let It Shine: Rosa Parks
30. Unit 5 Vocabulary Review

Unit 6ㆍYesterday, Today, and Tomorrow
31. Great Designs Last Forever Leonardo’s Horse
32. Time Travel LAFFF
33. Keeping in Touch These Walls Can Talk
34. Print, Past and Present Breaking Into Print: Before and After the Printing Press
35. Volcanoes, Past and Present The Dog of Pompeii
36. Unit 6 vocabulary Review