Remember that sweet childhood memory of spending summer afternoons in the treehouse playing pretend games with your friends? Something I believe everyone has been a part of is the classroom game where you set up a mini chalkboard and have a little class with your friends but we obviously loved that more than real school

Image 2 of 3 from gallery of Atkins Reveals New Secondary School with Net Zero Operational Carbon Emissions in West Sussex, UK. Atkins West Sussex School . Image © DarcStudio

Image 3 of 29 from gallery of Cycling Pavilion / A.C.R.E. Atelier + School of art design and Media of ECUST. Staging structure presenting rhythm of movement. Image Courtesy of A.C.R.E Atelier + School of art design and Media of ECUST

Image 43 of 56 from gallery of Art and Crafts Studios / poly.m.ur. Plan

Image 18 of 65 from gallery of An Underground House in Ukraine and an Extension for the Glasgow School of Art: 12 Unbuilt Projects Submitted by our Readers. Le Métropolitain. Image Courtesy of Vincent Lavergne Architecture Urbanisme

luca poian forms' rippling sara hildén 'curtain' takes shape as a self-supporting brick facade with varying degrees of transparency.

Every summer, thousands of visitors and locals alike flock to the historical city center of Montpellier, France for the Festival des Architecture Vives, a weeklong exhibition of site-specific, public art installations that connect private mansions and courtyards that are typically closed off to...

Image 52 of 65 from gallery of An Underground House in Ukraine and an Extension for the Glasgow School of Art: 12 Unbuilt Projects Submitted by our Readers. Porter Square Station. Image Courtesy of Alex Hogrefe Visualization