These pop-up containers lie flat when not in use and stand at attention when needed for stashing toys, clothes, magazines.

Small Umbra Crunch can, cotton canvas with a plastic liner in natural, 11 by 14 inches, $15, www.umbra.com.

Umbra Crunch laundry hamper, 11 by 22 by 13 inches, $15, www.umbra.com.

Kangaroo Bucket (picture) in reinforced vinyl, 15 by 18 inches, $18, the Container Store, www.containerstore.com.