Two kids stood awkwardly in a mud pit while their mom, filming the scene, was too angry to speak. This footage was filmed by Mr. Wang, in Qiubei, Wenshan, Yunnan, at 11:08, on August 16 ...

There’s science behind it, too: ‘Physical activities, such as playing in the mud ... and on forest-based daycare for children, for example, have also pointed to the benefits of regular contact with ...