Since its first publication in China, *Ten Thousand Whys* has remained true to its founding mission of “inspiring curiosity and spreading the spirit of science,” becoming the starting point for countless scientific dreams. The edition presented today is a science primer tailored specifically for the children of the new era.

As they turn the pages, young readers will discover that these questions—drawn from modern school and home settings—are no longer distant scientific concepts, but real-life puzzles we encounter every day. This book avoids complicated formulas and obscure terminology, instead using vivid metaphors and relatable analogies to make profound principles accessible and understandable.

In content organization, we have updated topics to reflect cutting-edge technologies, covering hot areas such as artificial intelligence, aerospace technology, new energy, biological sciences, astronomy, and geography. Each question undergoes rigorous scientific review to ensure accuracy and authority. Using a “question–answer–expanded knowledge” structure, young readers are guided to actively explore the unknown like scientists.

May this classic science series, rich with fresh knowledge and perspectives, become a trusted companion on your journey of growth. Encourage young readers to think deeply by asking questions, grow through exploration, and ultimately discover: Science is truly fascinating, and the world is wonderfully mysterious!