A child stroller apparatus for allowing the child to either ride in the seat member or upon a seat just like a bicycle. The child stroller apparatus includes a seat assembly; and also includes a storage member depending from the seat assembly; and further includes a rear wheel assembly being mounted to the storage member; and also includes a canopy member being removably mounted to the seat assembly; and further includes a handle assembly including a handle member being securely attached to the seat assembly; and also includes a bicycle frame assembly being securely attached to the storage member; and further includes a seat member being mounted upon the bicycle frame assembly; and further includes a steering assembly being attached to the bicycle frame assembly.

An improved foldable tricycle that extends and transforms to accommodate one, two, or three riders. The tricycle has a front wheel traction with a sprocket secured to the front portion of the front fork with a continuous chain going from the sprocket to the front wheel. The tricycle has a steering assembly which is pivotally secured to the front portion of a frame assembly. A front wheel is rotatably attached to the front fork which is used for the traction, and two rear wheels are rotatably secured to the rear portion of the frame assembly. A releaseable pin that is located below the seat on the frame assembly is released and pulled up to allow the rear wheels to go inwards and towards the front making the tricycle narrow and short in length for storing or transporting. An optional extension frame with a seat on top is used to accommodate a second passenger.

Cycling apparatus including at least one front wheel and at least one rear wheel rotatably mounted on axles on a frame, a riding seat attached to the frame, a drive mechanism coupled to at least one of the wheels for driving the cycling apparatus, at least one handlebar post attached to a portion of the frame, and a carrier member attachable to the frame for carrying at least one of a child and an object therein and movable between first and second attachment orientations, wherein in the first attachment orientation the cycling apparatus is in a rider-powered orientation drivable by a rider sitting on the seat and powering the drive mechanism, and wherein in the second attachment orientation the cycling apparatus is in a stroller orientation wherein the at least one handlebar post is arranged with respect to the carrier member to form a pushable stroller, wherein a center of gravity of the carrier member with respect to the axle of the at least one front wheel at the first attachment orientation is different than at the second attachment orientation.

A stable vehicle that can be folded or disassembled, for example for transportation by another vehicle or for storage, without requiring the use of hand tools. Two front wheels carried by steerable forks, in combination with an underslung main frame, provide a stable configuration. When folded or disassembled, the vehicle is compact, and can be transported using car mounted racks designed for conventional bicycles.