This chilling, suspenseful indictment of mind control is a classic of science fiction and will haunt readers long after the last page is turned.
One by one, five sixteen-year-old orphans are brought to a strange building. It is not a prison, not a hospital; it has no walls, no ceiling, no floor. Nothing but endless flights of stairs leading nowhere--except back to a strange red machine. The five must learn to love the machine and let it rule their lives. But will they let it kill their souls?

"An intensely suspenseful page-turner." --School Library Journal
"A riveting...

Identical twins Barry and Harry Krasner are house-sitting at their great-uncle's Midwest farm. It's peaceful at first, but soon they realize there's something about the farmhouse that makes locals stay far away. The twins are sure that the locked shed out back is their reason why - but what they find there is more shocking than anything they could have imagined.