Two children play hand wrestling game in a science and technology museum in Jinhua city, East China’s Zhejiang province, on Jan 30, 2021. [Photo/Xinhua]
A child learns Bernoulli's Principle in a science and technology museum in Jinhua city, East China’s Zhejiang province, on Jan 30, 2021. [Photo/Xinhua]
A child experiences brachistochrone in a science and technology museum in Jinhua city, East China’s Zhejiang province, on Jan 30, 2021. [Photo/Xinhua]
A child plays on a turning wheel in a science and technology museum in Jinhua city, East China’s Zhejiang province, on Jan 30, 2021. [Photo/Xinhua]
