Writing - It allowed humans to save history and spread knowledge across different lands, Fire - It helped humans improve their safety, cook food, and stay warm during cold periods., Money - It made trading simple and helped develop large, complex cities and economies, Phone - It helped people connect instantly, even when they were far away, Roads - It allowed goods and messages to travel quickly between different towns and countries.,

Inventions

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ฝัง

ลีดเดอร์บอร์ด

สไตล์ภาพ

ตัวเลือก

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