One minute before bed, guess a riddle

Author: Xue Yan
Publisher:
Publish Date: 2004-01-01
Features: This book is rich in content, classic, concise, and vivid, with strong knowledge, scientific, educational, and entertainment value. It can satisfy young children's insatiable curiosity, lay a solid foundation for their comprehensive intellectual development, and contribute to the formation of their well-rounded personalities. Parents can read it with their children during leisure time or before bedtime.