Meet Yi-Min, a Chinese girl whose grandfather is a materials engineer. As she learns more about the history of the Great Wall of China and the efforts of her grandfather to help preserve this engineering wonder, she investigates some of the properties of earth materials and the technologies that have been developed over time to create walls. Readers are challenged to design and build their own miniature walls. Available as: Single paperback storybook- $6.99 Classroom pack of 8 paperback storybooks- $35.99 Big Book (11" x 17", spiral-bound)- $9.99 SALE! Single spiral-bound 8.5" x 11" storybook- $3.99 |
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