Abstract: An exercising assembly includes a support that is configured to support a person over a floor a surface. The support includes a platform having an upper surface, a lower surface and a perimeter edge extending between the upper and lower surfaces. A plurality of apertures extends through the platform and a frame abuts the lower surface. A plurality of legs is attached to and extends downwardly from the frame. A plurality of resiliently stretchable tethers each has a first end and a second end, each of the first ends is attached to the support and is positioned beneath the lower surface, each of the tethers extending into one of the apertures such that each of the second ends is positioned above the lower surface. Each of the second ends comprises a mating member configured to be releasably coupled to or gripped by a person.