Children observe coral and tropical fish at an aquarium exhibit at the Catavento Museum in Sao Paulo, Brazil, May 15, 2025. (Xinhua/Wang Tiancong)

A visitor takes photos of an early aircraft model on display at the Catavento Museum in Sao Paulo, Brazil, May 15, 2025. (Xinhua/Wang Tiancong)

A guide leads students through a display of sea shells at the Catavento Museum in Sao Paulo, Brazil, May 15, 2025. (Xinhua/Wang Tiancong)

A student tries out a gyroscopic chair to learn physical principles at the Catavento Museum in Sao Paulo, Brazil, May 15, 2025. (Xinhua/Wang Tiancong)