The Bascule bridge has a long and interesting history. This DIY kit, based on the design of Joseph Strauss is found in many cities and celebrates the rich past of moving bridges in North America Inspire a new generation of budding engineers and makers with this fun working bridge kit. Learn about all kinds of Bascule bridge This model kit is a replica of the Joseph Strauss design that was made all over North America in the 1920’s and 1930’s. Well known bridges of this type are the Johnston Street (Blue Bridge) in Victoria, B.C., Wishka River bridge in Washington, the Ashtaula Bridge in Ohio, the Cherry Street bridge in Toronto and the Third Street Bridge in San Francisco. This bridge is an elegant reminder of the cool truss bridges that used to be built years ago and are still in use! Great to use for school bridge studies and to learn more about interesting linkages, this kit will bring a new level of sophistication to playing with wooden cars and trains. Feel free to paint and decorate the model to suit your own tastes. Model dimensions: Length: 530mm x Height: 250mm x Width: 75mm Approx. Kit contains: 22 wood pieces 6 dowels String 20 x O rings 2 x elastics Sandpaper Glue Great instructions and Educational material. Suitable for ages 7+