The Titans, who had investigated both snacks and glasses with deep suspicion, had now relaxed somewhat and were beginning to talk excitedly. One or two of the children went wandering off, not liking the strange food and much more interested in exploring. "It's all right," Athena said to a worried-looking Rena. "There isn't anything that can hurt them." She paused. "Unless they go too near the edge." Rena smiled. "They wouldn't be so stupid. But what about those things?" She had turned and was pointing at the shuttle and the pods. "They're only" She hesitated, completely unable to explain the concept of a machine. "They're not alive. They are " She wondered whether these people had any kind of transport. They didn't even seem to have horses, let alone carts. She shrugged and carried

