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Building Up, Breaking Down

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Age Levels Primary (5 to 8 years old), Elementary (9 to 12 years old)

In lessons in this issue of Smithsonian in Your Classroom, students explore the weathering of buildings, which begins the minute the buildings are built. Physical breakdown (such as rock fracture), chemical weathering, and pollution are all key ingredients in this discussion of the geology of the built environment. Also included is a guide to gravestone weathering.

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Construction of Natural History Building

Smithsonian Archives - History Div


NMNH - Mineral Sciences Dept.


NMNH - Mineral Sciences Dept.

Limestone, Nummulitic

NMNH - Mineral Sciences Dept.