Get creative with this K'NEX Motorized Creations Building Set. Great for encouraging independent play as children either build their own creations or use the easy step-by-step manual to create a range of cool models. With 325 brightly colored pieces to choose from, an included wind-up spring motor and 25 different 3D building ideas, children will love to experiment and create every configuration they can imagine. Choose from an array of moving models in this construction toy set from a Pirate Ship Ride, a Turbo Race Car, a Helicopter and more. With an endless list of 3D objects waiting to be imagined and created, constructing your own vehicles and models isn't just a dream when you have this building set. This kids construction toy's snap-fit pieces stick together securely and can be easily reassembled into other creations, helping to develop hand-eye coordination, fine motor skills, problem-solving skills, and spatial awareness, while providing an understanding of STEM subject. Encourage curiosity and creative play with this K'NEX toy construction set ideal for boys and girls aged 7 +.