Perhaps it's post-Thanksgiving family fatique, but we're thinking about indoor spaces where children can burn off excess energy while adults tend to business.

Above: A loft space in Los Angeles, photographed by June and John Brown for OWI.

Above: A house in London designed by Anita Kaushal.

Above: A children's room in Hampstead by London architects Stiff + Trevillion.

Above: A sliding pole via My Scandinavian Retreat.

Above: An indoor play space spotted on the The Architecture Blog.

Above: An indoor climbing ladder, via the portfolio of photographer Louis Lemaire.

Above: An interior climbing wall, via Bldg Space.

Above: London architect Alex Michaelis created a slide for his children in his city house.

Above: A house in Inverness, CA, by Gustave Carlson. Photo by Michael Maloney for the SF Chronicle.