K'NEX Classic Constructions 70 Model Building SetStimulate your child's imagination the fun way with the K'NEX Imagine Classic Constructions Building Set! With more than 700 classic K'NEX pieces, this building toy gives children a resource for learning and enjoying themselves at the same time. The K'NEX building system contains plastic rods and connectors that join up with a satisfying "click"! They can be assembled to create working vehicles, animals, moving structures, buildings, and just about