Rocking and rolling exerciser or toy

Claim 1

AN OPEN TOP TOY OR EXERCISER COMPRISING A TUB-LIKE RECEPTACLE BODY WHOSE BOTTOM PORTION IS SO STRUCTURED AS TO PROVIDE A SUBSTANTIAL POINT CONTACT WITH A SUBSTANTIALLY HORIZONTAL SURFACE ADAPTED TO BE POSITIONED OPEN END UPWARD ON A PLACE ON ITS BOTTOM SO THAT THE TOY RESTS IN A SUBSTANTIAL POINT CONTACT AT A PLACE ON A SUBSTANTIALLY HORIZONTAL SURFACE, SAID RECEPTACLE BODY BEING SO STRUCTURED AS TO SUPPORT A BODY WHEN SAID TOY IS IN USE, AND TO RENDER THE TOY UNSTABLE AT LEAST WHEN ROCKED, MEANS SUBSTANTIALLY PROTRUDING OUT FROM SAID BODY TO FACILITATE TRANSLATIONAL MOVEMENT OF SAID TOY AWAY FROM THE PLACE ON SAID HORIZONTAL SURFACE IN CONTACT WITH SAID BOTTOM OF SAID TOY, SAID MEANS BEING SO POSITIONED AND SO DISPOSED ON A PORTION OF THE SURFACE OF SAID BODY BETWEEN SAID PLACE AND THE TOP OF SAID TOY SO THAT SAID TOY CAN BE ROCKED UP ONTO SAID MEMBER MEANS TO FACILITATE TRANSLATIONAL MOVEMENT WHEN ROCKING MOTION IS IMPARTED TO SAID TOY, WHEREBY SAID TRANSLATIONAL MOVEMENT OF SAID TOY IS EFFECTED WHEN SAID TOY IS ROCKED UP ONTO SAID MEANS, SAID MEMBER BEING ABOVE AND AWAY FROM SAID PLACE ON SAID BOTTOM AND BEING SO SHAPED AND POSITIONED SO THAT SAID MEMBER AND SAID PLACE WILL NOT SIMULTANEOUSLY CONTACT SAID HORIZONTAL SURFACE.