While many children’s playhouses might be filled with overly complicated bells and whistles, sometimes the minimalist route is the best way to go when it comes to connecting young minds with nature. Already known for its exquisite minimalist prefab structures, Japanese firm Koto Design has unveiled the Ilo Playhouse, a tiny prefabricated cabin made out of sustainable materials. Inspired by the simplicity of Scandinavian log cabins, the Ilo Playhouse was designed to create a space where kids could be inspired by nature. The tiny cabin is an angular volume with a sloped roof, adding a geometric aesthetic to the interior and exterior. Three walls envelope the interior with the fourth wall left entirely open to create a seamless connection between the indoors and outdoors. According to the architects, the openness of the design, enhanced by additional cutouts in the walls, was intentional so that the space could be open just enough to not feel isolated. It also makes the structure a fun place to play in inclement weather, providing shelter from light rain, for example. The minimalist layout on the interior allows for children to make the space their own, with furniture, toys, art a...