With the TrackMaster Ultimate Track Pack, your little engineers have the freedom to create their own track formations and layouts! Kids are only limited by their imaginations as they build a world that can be designed and redesigned with seamless ease. Of course, if they're looking for a little guidance, they can build one of the provided layouts, or simply use them for inspiration.

This giant set boasts 50 pieces and over 20 feet (6m) of track, so your children will feel like real engineers as they design a world of fun for Thomas and other motorized TrackMaster engines. The Ultimate Track Pack also includes a bridge with a tunnel, allowing children to create an engaging experience where engines steam over a bridge and through an underpass.

The TrackMaster Ultimate Track Pack promotes the development of children's motor skills as they handle, manipulate and connect the tracks. In addition, the set encourages curiosity, imagination and creativity as little engineers design their very own track layouts and bring their own version of the Island of Sodor to life.

The Ultimate Track Pack puts a world of possibilities into the hands of your little engineers. It provides a truly constructive experience as children put their creative thoughts into action. As the perfect complement to any TrackMaster motorized engine, the Ultimate Track Pack will ensure hours and hours of inventive, interactive play.