Download or read book Yi Min's Great Wall written by Engineering is Elementary and published by Museum of Science, Boston. This book was released on 2005 with total page 41 pages. Available in PDF, EPUB and Kindle. Book excerpt: Yi Min, a young girl living outside of Beijing, China, has a problem. A hungry bunny has started munching on the plants in her classroom garden. A trip to the Great Wall of China inspires Yi Min to enlist the help of her friend Chen in building a Great Wall of their very own. Grandfather, a former materials engineer, tells Yi Min about the materials he developed in his work. Yi Min begins to explore the properties of earth materials, and she realizes that not all materials are created equal when it comes to building a wall. Together, Yi Min and Chen design and build a bunny-proof solution for the school garden.