Studio 30 has transformed a terraced house in west London with a new loft bedroom and an enlarged family kitchen, both featuring walls that fold open to offer better views of a garden and nearby park (+ slideshow). More about London house remodelled by Studio 30 with loft bedroom and courtyard-inspired kitchen
A wooden boardwalk leads inside this timber-clad gym and spa building, designed by MacKay-Lyons Sweetapple Architects to accompany a residence on Nova Scotia's Atlantic coast (+ slideshow). More about MacKay-Lyons Sweetapple adds timber-clad spa to its House 22 in Nova Scotia
Curving vaults create a scalloped roofline for this red brick house extension completed by Barcelona studio Mesura in Alicante, Spain (+ slideshow). More about Mesura adds red brick extension with scalloped roofline to Alicante residence
A floor that doubles as a toy box and a vivid yellow bathtub both feature inside this remodelled Melbourne house by local studio Austin Maynard Architects (+ slideshow). More about Revamped Melbourne house hides a giant toy box under its floors
German studio Von M has completed a slatted timber building with a fragmented roofline to house a kindergarten in the German city of Ludwigsburg (+ slideshow). More about Alternating roofs break down scale of Von M's slatted timber kindergarten
Texas architecture firm AlterStudio has turned an Austin bungalow into a three-bedroom home with a black timber extension connected by a glass corridor (+ slideshow). More about AlterStudio adds black-stained angular extension to renovated 1920s bungalow in Texas
This wood-panelled extension by a pair of Swedish architecture studios echoes the design of the 19th-century villa that it adjoins (+ slideshow). More about Kod Arkitekter and General Architecture add wood-panelled extension to Swedish villa
Rem Koolhaas' firm has revealed plans to overhaul continental Europe's largest department store, with the addition of a glass rooftop extension and a series of sculptural new staircases (+ slideshow). More about OMA unveils major renovation plans for Berlin's KaDeWe department store
Work is set to begin on a trio of circular buildings designed by Henning Larsen Architects for a hospital in Denmark. More about Henning Larsen gets go-ahead for ring-shaped extensions to a Danish hospital
Buenos Aires studio Adamo-Faiden has refurbished a local 1970s townhouse and constructed a huge glazed enclosure at the back. More about Adamo-Faiden adds giant conservatory to updated Buenos Aires townhouse
This design centre in an extended 18th-century townhouse was created by Matador Architects as part of Mons' stint as European Capital of Culture last year (+ slideshow). More about Design centre by Matador Architects becomes a legacy project for Mons 2015
Australian studio Those Architects has overhauled a house in a beachside Sydney suburb, creating a spacious new living room featuring secret storage, concrete surfaces and a pivoting garden window (+ slideshow). More about Those Architects transforms small Sydney bungalow into spacious courtyard home
Montreal-based architecture firm Naturehumaine has transformed a modest house in the Quebec countryside into a family retreat near the Bic National Park. (+ slideshow) More about Le Bic House extension by Naturehumaine combines wood and steel panelling
Johansen Skovsted Arkitekter has converted three 50-year-old concrete and brick pump stations along Denmark's Skjern River into events spaces with elevated viewpoints. More about Johansen Skovsted Arkitekter convert 1960s pump stations into river viewing points
London office Rick Mather Architects has completed an extension to the city's Lyric Hammersmith theatre, adding a new wing that houses facilities including studios for film, dance and theatre (+ slideshow). More about Rick Mather Architects refurbishes and expands London's Lyric Hammersmith theatre
A zigzagging concrete screen separates this refurbished toll house in the Dutch city of Zaltbommel with a living room extension designed by architecture studio Bekkering Adams (+ slideshow). More about Bekkering Adams adds concrete extension to a traditional Dutch toll house
London studio Archmongers has remodelled and extended a 1960s terrace house in the city, refreshing the facade with glazed tiles similar to those found on London's tube stations (+ slideshow). More about Archmongers revamps 1960s London terrace using glazed tiles and an elaborate staircase
A concrete window seat, geometric tiles and a storage wall made of wooden boxes feature inside this east London house that has been renovated and extended by local studio Mustard Architects (+ slideshow). More about Mustard Architects exploits corners and crevices in Nook House renovation
Australian architect David Boyle chose recycled brick for this renovation and extension of a psychologist's house in Sydney, which creates a double-height living room, a mezzanine bedroom and a home office (+ slideshow). More about David Boyle uses reclaimed brick to build extension to a Sydney terrace
Columns and struts modelled on tree trunks and branches frame this extension to a home in Ghent, designed by Atelier Vens Vanbelle to feel like a continuation of the garden. More about Tree-like columns support roof of Ghent house extension by Atelier Vens Vanbelle