MIJU, the Museum of Imagination and Play, occupies a contemporary building in Puerto Madero designed around open-ended activity rather than a conventional sequence of display cases. Its environments invite children to build, move, perform stories, manipulate materials and transform space through direct participation. Architecture does not function only as a container: ramps, platforms, voids, surfaces and changes of scale form part of the actions giving meaning to the museum.
The complex is organised through distinct play territories. Some areas encourage bodily movement; others focus on construction, symbolic play, sensory exploration or shared invention. Transitions between them change rhythm, light, sound and the type of interaction without imposing one compulsory sequence.
The museum is explicitly organised around three childhood stages. Spaces for ages zero to three use softer surfaces, lower structures and simpler movement sequences. Areas for ages four to seven introduce logic, construction and broader motor exploration, while the eight-to-twelve section incorporates digital, visual, musical and bodily experiments with more complex relationships between action and response.
Materials have a central role. Timber, fabric, foam, metal, cardboard, light and movable components create environments capable of several uses. One piece may become a support, boundary, tool or element in a story according to the combination and intentions of the participants.
Construction areas turn balance, weight and structure into visible problems. Blocks and modular pieces make it possible to test how forms stand, connect and collapse. Repetition, symmetry and scale emerge through direct action, and every result can be dismantled to make way for another.
The floor functions as a broad working surface. Scattered pieces, traced lines, boundaries and small volumes temporarily alter the space. The architecture remains stable, but the interior composition changes as structures, movements and decisions accumulate.
Narrative areas introduce costume, objects and open settings. Instead of representing characters defined in advance, they offer signals capable of activating different stories. A platform can become a stage, vehicle, house or imaginary landscape according to collective use.
Symbolic play connects objects and language. Costumes, accessories and everyday elements make it possible to explore roles, situations and forms of cooperation. Performance is not separated from physical space because every story changes how the environments are crossed and used.
Movement zones use ramps, platforms, tunnels and surfaces at different heights. The body participates through climbing, crossing, balance, orientation and changes of speed. Spatial experience is constructed through movement and makes relationships among distance, force and coordination visible.
Tunnels and low spaces alter scale. The field of vision narrows, sounds become closer and emergence into an open area creates an immediate contrast. These variations turn the size of the body into a measure of the building.
Light acts as a material. Projection, transparency, shadow and illuminated surfaces reveal how one form changes according to direction and intensity. Bodily movement alters the images and creates compositions existing only for a moment.
Sound adds another layer. Vibrating objects, responsive surfaces and environments with different resonance show how matter can produce tone, rhythm and echo. Participation turns the museum into a changing acoustic landscape.
Sensory exploration develops through different textures, temperatures, weights and resistances. Soft, rough, smooth or flexible surfaces make materials comparable without reducing the experience to written explanation. Knowledge appears connected with touch and movement.
The outdoor play patio extends the museum beyond enclosed rooms. Green space, open air and play structures change the relationship between body and environment and introduce weather, sunlight and vegetation into a museum otherwise strongly based on designed interiors.
Collaboration forms part of many installations. Large structures and shared games require coordinated action, distribution of pieces and responses to the decisions of others. The space records agreement, change and conflict through forms that are built and disappear.
The visual identity is playful without depending on one theme. Colour, graphics, signage and changes of scale distinguish each territory and maintain overall continuity. The architecture avoids reproducing one literal city, jungle or imaginary world, leaving space for changing interpretations.
Accessibility is integrated through entrance ramps, a stairlift to the basement, inclusive accessible bathrooms, audio guides and rest areas. Assistance dogs are permitted. These features allow a building organised through different levels and physical experiences to remain usable by a wider range of visitors.
MIJU is defined by continuous transformation. Its environments are not completed by architecture or installed objects alone: they acquire meaning through the structures, stories, sounds and movements produced by the people using them. Its distinctive quality lies in turning imagination and play into material actions capable of temporarily changing an entire museum.