Paid app ($3.99) — only Google Play can deliver it
World history, events, times, places, and objects serve as the main content of the game.
Era Matching King 時代配對王 — description
The game mainly focuses on the buildings, events, or specific targets represented by various stages, eras, characters, places, and objects in world history. The difficulty level is divided into twenty levels, from simple to difficult, and the game progresses to the next level in orde 主要是以世界歷史中各個階段、時代、人物、地、物所產生的建築、事件，或是該階段所代表的特定標的作為遊戲內容，難易度總共分為二十個關卡，由簡至難逐關依序闖關至下一關