
Use science to explain various events in history, and in natural life!
Follow Gingerbread man to investigate 25 questions, like...
- Is the Great Wall of China the longest wall in the world?
- Is the underground city of Cappadocia as busy and complex maze like an ant hill?
- Why doesn't the Leaning Tower of Pisa fall?
- What is the mystery behind Machu Picchu?