Jack and the Geniuses at the bottom of the world

Machine generated contents note: 1. Attack of the Pizzabot

2. An Unusual Invitation

3. The Clutterbuck Prize

4. The Bottom of the World

5. Dining with the Enemy

6. Some Kind of Trouble

7. Happy Campers

8. Mysterious Message

9. Genius is Overrated

10. The Underside of the Ice

11. Circle Marks the Spot

12. The Worst Idea Ever

13. Snowgoing

14.A Desert of Ice and Snow

15. The Call of the Seals

16. World of Wonders

17. The Future of Energy.