Covers the rise of the city-states in Ancient Mesopotamia, especially Uruk, as well as the entrenchment of priesthood and the invention of writing.

Explores the changes, especially the health effects, involved with the shift towards settled life and agriculture in the early urban community of Catalhoyuk.

Covers the consolidation of power in the form of monarchs in Ancient Mesopotamia who sought to build hereditary empires and rule as God-Kings.

The three boys, or the Time Warp Trio, need to stop an ancient Mesopotamian man, Hamonri, who had taken control of their book. At the Hanging Gardens of Babylon, Queen Amytis helps the boys by leading them into an irrigation system, one of the technologies developed during the times of ancient Mesopotamia, and she describes how the irrigation system works. The Time Warp Trio helps to open the gates of the irrigation system to flood the building to stop Hamonri.

Explains the political structure and relative fragmentation in Ancient Greece compared to the powerful Egyptians and Persians across the sea. Also provides insight into the relative power of Sparta in Greece.