An action-packed series full of mysteries, puzzles, and codes that will keep kids turning the pages. The books' striking cover art and unique packaging is sure to appeal to boys and girls alike.

Jason, Julia, and Rick have discovered one of the secrets of Argo Manor -- the Door to Time. Now the door has transported them to Ancient Egypt, a mysterious land of labyrinths, riddles, and secrets. But when they are accidentally separated, Julia ends up at Argo Manor again -- and she can't get back to Egypt, or the boys.

Now Jason and Rick have to find the long-lost map of Kilmore Cove, hidden somewhere in the past. But where? And with the wicked Oblivia Newton and her servant, Manfred, on their trail, the stakes are higher than ever. . . .