Filled with colorful illustrations, these books for little kids make reading together extra fun. But be careful!!! The choices YOU make might end up with you chasing down your grandparents' stolen briefcase.

Your grandparents are watching YOU and your siblings for a weekend. You thought they were retired, but that's just their cover--they still have jobs. Secret jobs. As top-class spies. On this unexpected adventure with your grandparents, you will visit the zip-line park, chase after a runaway thief, and fly in a rocket ship into space! Is the man with a scar and a briefcase following you? Will you be one of the youngest space adventurers ever?

Your Grandparents Are Spies is a companion book to Your Grandparents Are Zombies!, and Your Grandparents Are Werewolves.