Hundreds of years ago, the Inka Empire was the largest on Earth. The Inka were great builders, and created roads that helped the empire run smoothly. The most impressive part of the Inka roads were the bridges that were made out of a simple resource: they were made from grass!
Learn about these engineering marvels with this high-interest book. Created in collaboration with the Smithsonian Institution, this book builds students' literacy skills while fostering curiosity, creativity, and innovation. It features a hands-on STEAM challenge that guides students through each step of the engineering design process and is ideal for makerspace activities. This book features: