Flexible, transportable, and cost-efficient, the modular classrooms created by local design studio Baena Casamor Arquitectes BCQ offer a sustainable new way to activate Barcelona’s public parks. Inspired by timber cabins, the prefabricated pop-up classroom is a multipurpose space sheathed in wood and crafted with a focus on environmental education for school groups and families. The architects recently installed a classroom prototype, AULA K, in the Parc de Can Zam with a built area of nearly 1,200...