TOP SECRET! The second 39 Clues Card Pack is out, and has 80 cards with startling - and very hush-hush - new Cahill Clue information.

JOIN ANYTIME TO PLAY FOR THE CHANCE TO WIN!

The second 39 Clue card pack introduces 80 hot new cards with TOP SECRET information!

Discover new:
Agents and Founders: A whole new cast of sneaks, cheats, and double-crossers.
Locations: Hidden Cahill headquarters around the globe.
Secrets: The information you SHOULD NOT KNOW!
Bonuses: New ways to win.