Tunnels

In this informative book, readers dig into the history of tunnels and expand their cultural awareness as they explore famous tunnels across the globe. They?ll also discover other technologies that play a role in tunnels, such as the invention of dynamite and ancient aqueducts! Record-breaking tunnels will amaze even reluctant readers, and stunning photographs illuminate key concepts. The concluding engineering activity will give readers the chance to apply their knowledge through hands-on construction. This versatile work explains the historical importance and science of tunnels, helping readers understand connections between subject areas.