The introduction to Bridges set allows students to explore the characteristics and purposes of seven different bridge types, using real life examples to demonstrate the key features of each type of bridge. It explores how different types of bridges hold their load and allows the evaluation of the strength and stability of each bridge type through experimentation. Key facts:. Builds 13 models, supports 2-3 students. Set includes 207 K'NEX parts. Builds 13 fully functioning replicas of 7 key bridge types. Detailed teachers guide with key concepts, terms definitions and learning objectives and lesson plans included. Used for determining and calculating costs involved in building a bridge. Models include:. Suspension bridge. Arch bridge. Through bridge, Baltimore, Truss and much more. All packed in a strong storage tray, with movable dividers and a snap on transparent lid. Suitable for Age 8+.