space and time

An old pillow, found in an attic trunk, guides three children through a maze to a house with an unusual occupant.

Two girls are transported back in history to the hardships and adventures of life along the old Santa Fe Trail.

When Martin and his sister play with a heavy length of iron, they become caught in the distant and the not-so-distant past and are almost trapped by a long-undiscovered murder.

By discovering they can enter the three-dimensional world of the stereoscope, two children learn something about reality.

When Jack travels to the Indonesian island of Maggasang to search for his missing anthropologist parents, he begins a series of incredible adventures which take him outside the universe.

An experiment with Tom Humboldt's time machine from a submarine in the Mediterranean has cataclysmic results when a team member is lost at sea and a man from the fourth century B.C. is taken on board.

After being visited by a man in 18th-century clothing who resembles his uncle and claims they have unfinished business, 15-year-old Nick finds himself aboard his uncle's pirate ship in the 1720's.

When real estate developers threaten the sacred campsite of the Tarish, a long-vanished tribe who appear to Chloe and Joaquin on foggy nights, the children go back in time to find the hiding place of the agreement promising to preserve the site forever.

While staying at her cousin's house, Polly has strange dreams in which she becomes a young girl who lived in the same house long ago.

Ten-year-old Rosemary thinks the word "Time" cut into a stone in her aunt's old herb garden should be spelled "Thyme" until she picks a sprig of the herb around it and discovers herself back in the eighteenth century.