Based in South Carolina, Jacqueline and Josh LaDue gave their 31-foot RV a makeover on a budget of just $2,000.

This coffee table retails for $200.

Like many of Benepe's projects, planting P.S. 111's playground is more than a quality of life improvement. The grass and other flora help absorb flood water during storms, relieving pressure on the city's drainage systems.

At P.S. 111, the Trust for Public Land transformed an asphalt eyesore into a green sanctuary for New York City schoolchildren.

A classroom in PS 313.

A student from PS 47 in the Bronx.

For PS 234 in Manhattan's Tribeca neighborhood, Macrae-Gibson designed a colorful walkway to connect the main school building to a modern addition designed by the firm in 2008. The walkway, adjacent to a play yard, protects students and teachers from the elements as they move from one area to another.

The custom leather platform bed was designed by Shikany’s firm, PS Studios.

PS 313 is a school in Sunnyside, Queens for 432 kindergarteners through fifth graders that opened in the fall of 2014. Equipped with a central courtyard and rooftop play area, the brick masonry building has attained a green rating from New York City.

The red steel-framed structure is lined with perforated metal panels in a variety of colors.

If a dim breakfast nook or counter has you down, add a bit of light overhead. Ikea's PS Collection LED lamp is handsome and energy efficient. $99 from ikea.com.

Hy-Fi, The Living's installation for MoMA PS1, "temporarily diverts the natural carbon cycle to produce a building that grows out of nothing but earth and returns to nothing but earth—with almost no waste, no energy needs, and no carbon emissions," says Benjamin.

In 2003, Resolution: 4 Architecture was one of 16 firms who participated in the Dwell Home Design Invitational—a competition to design a modern prefab home for $200,000. Their winning design, constructed in Pittsboro, North Carolina, is a groundbreaking case study that combines prefabricated construction with contemporary, modern design.

Macrae-Gibson designed a 45,000-square-foot structure to add to PS 196Q's existing 1952 building in Forest Hills, Queens. The new building houses a new cafeteria and play yard deck and space for 644 additional students.

Hackney sofa by Wrong for Hay. See it at Via Ciovassino 3a.

The naturally formed bricks that comprise the structure are made of a corn byproduct and a material from mushrooms.

The winner of the 2012 MoMA/PS1 Young Architects Program, this structure by HWKN has a titanium-nanoparticle-coated skin that absorbs carbon dioxide.

French designer Matali Crasset's wardrobe for Ikea PS 2014 ($179) is an open piece that comes with dozens of colorful tabs that can be arranged and rearranged on the metal mesh front. Crasset describes it as "free from codes—due to its camouflage it adapts to any kind of home." For more Matali Crasset, check out the farmhouse she renovated which Dwell featured in our March 2014 issue.

The top-heavy towers were meant to invert structural conventions, as well as material ones. "The structure inverts the logic of load-bearing brick construction and creates a gravity-defying effect," Benjamin says.

Ikea's PS 2014 collection includes modular wall storage in bamboo veneer framed in powder-coated steel. Also available in black and white, though earthy red sure complements the warm wood tones. $34 at Ikea

For their MOMA PS1 Young Architect's Prize-winning design, titled Afterparty, MOS designed these thatch-covered thermal chimneys. The tower-like structures draw warm air upwards, cooling the spaces below to keep visitors comfortable. To further cool the pavilion, mist was sprayed on the thatch: the water droplets would absorb the surrounding heat and evaporate, taking the heat with them.

An IKEA PS Vågö chair sits on a small treated-pine deck off the master bedroom.

Margrethe Odgaard says of her Ikea PS 2014 mirror, “I was inspired by traveling in Eastern Europe, where I found rural homes with walls covered with textiles, floors with painted tiles, and mirrors decorated with stained glass foil. The carefully structured decorations inspired me to make a grid, in which I could use various lines and colors to create different patterns."

The entire PS 2012 range, prototyped and photographed on the factory floor in Sweden.

A small staircase separates the kitchen from the living space. "When you have two young kids, they never leave your side. Suddenly a 1,200-square-foot home feels even smaller,

The main floor spans 200 square feet, and the loft is 65 square feet.

The 5,200-square-foot retreat is designed to look like a cluster of old barns upon first glance.

The tree house's salvaged French-style windows were purchased on Facebook Marketplace for $200.

Encompassing 2,200 square feet, the home challenges traditional domestic interiors through materiality, color, and form.

Designer Josie Ford shares her LA apartment with Atticus, her 200-pound Great Dane.

A trio of Polish designers—Krystian Kowalski, Maja Ganszyniec, and Paweł Jasiewicz—came up with this secretary ($189), which allows for a flexible workspace within a small apartment or hallway.

PS 2014 corner cabinet by Keiji Ashizawa for Ikea. For its PS 2014 line, Ikea collaborated with international designers to create furniture targeted to renters, including this triangular cabinet built to tuck into underutilized corner spaces.

Tomás Alonso's highly adaptable wood wall system was inspired by the kamoi, a wooden rail that runs around the perimeter of the rooms in traditional Japanese houses. Wall rail ($4.99), tray ($9.99), and mirror ($12.99).

“The IKEA PS 2014 greenhouse ($29.99) was inspired by the alpine chalets of my Swiss homeland," says designer Nicolas Cortolezzis, "a symbol of simplicity and harmony with nature. It can fit on the balcony, in the kitchen or next to the window. It can stand on a table or be hung on the wall."

Henrik Preutz designed his balancing bench ($49.99) to encourage play and movement in children: "They can balance on it, jump over it, crawl under it."

The hall filled up quickly—over 200 exhibitors were set up and waiting.