A docking station that includes an infant carrier holder; a support frame supporting the infant carrier holder, and a plurality of couplers arranged on the support frame to engage a support bracket in order to detachably mount the support frame to the support bracket, and a system that includes the docking station and the support bracket.

A wheeled cart includes a structural frame having a left vertical support extending vertically from a bottom left end to a top left end. A right vertical support extends vertically from a bottom right end to a top right end. The left vertical support is disposed a frame width apart from the right vertical support. A bottom horizontal support connects the left and right vertical supports and extends forward horizontally having a U-shape. A rear end cross brace connects the bottom left and right ends. A plurality of wheels are rotatably attached to the structural frame. A basket is configured to attach to the structural frame. A handle is horizontally disposed extending between and attached to the top left end and the top right end of the structural frame. The structural frame is a monolithic injection molded plastic part.

A child seat includes a base and a seatback movable relative thereto between a retracted position, in which the seatback preferably is flush with a top of the base, and an extended position, in which a sitting area of the child seat is exposed for sitting and in which the seatback serves to support a child's back. The seatback of the child seat preferably includes a seat belt for restraint of a child when seated in the sitting area. A shopping cart includes the child seat. The seatback includes a gate movable between a retracted position, in which the gate preferably is flush with the seatback, and an extended position, in which the gate extends in a generally upright manner and partially blocks leg openings of the basket to keep items from falling there through when the seatback is in the retracted position.