Happy Power’s off-grid playground in Haikou’s Binlian New Village turns kids’ motion into power. Co-designed by children, its modular seesaw-Ferris wheel, bike spin disk, 360° gyro and hamster wheel slip into tight alleys and resist typhoons. Built in 20 days on ¥80 000 crowdfunding, it logged 1 000 play sessions and energy for 300 phone charges in one weekend, sparked pop-up markets, and became the area’s sole emergency charger after storms. A replicable toolkit is forthcomi

We’re inviting you to join the HappyPower Ambassador Program and “play into action” with us.

In “Play Is a Right—and a Power,” I examine how playgrounds have evolved from 19th-century factories to today’s over-controlled “safety cages,” and share how PlayPower’s child-centered, modular “behavioral energy” approach turns overlooked spaces into dynamic learning ecosystems. By treating children’s actions, emotions, and imagination as tangible energy, we not only illuminate playgrounds—but also empower kids as real co-creators of their communities. Join me in rethinking