发表于2024-12-21
You're Aboard Spaceship Earth 2024 pdf epub mobi 电子书
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The earth is like a spaceship in orbit—it has everything on board that we need to survive:water, food, and air with oxygen. Unlike a space shuttle, Earth is able to renew its resources. Read and find out why Earth is the greatest spaceship to be aboard!
You're Aboard Spaceship Earth 2024 pdf epub mobi 电子书