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Page 18 - Demo
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                                        17This air doesn%u2019t have enough oxygen for us to breathe, and it%u2019s quite cold on Mars because the air can%u2019t trap heat well.The students were amazed by Mars%u2019 canyons, volcanoes, and thin atmosphere. They left the museum with curious minds, ready for more adventures in the universe.Mars isn%u2019t very welcoming to people, so if we visit, we%u2019ll need special equipment to keep warm and breathe. Even though Mars is tough for us, scientists still think it%u2019s exciting to study.

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