elementary school classroom enthusiastic teacher holding tablet computer explains brilliant |
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| navigate by keyword : app children class classroom clean computer development digital diversity ecological ecology education electricity energy engineering environment environmental future green group innovation kids learning lesson nature programming pupils renewable room school showing sitting software students studying tablet talk teacher teaching teamwork technology turbine using wind windmill young |
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| Elementary School Classroom: Enthusiastic Teacher Holding Tablet Computer Explains to a Brilliant Young Children How Wind Turbines Work. Kids Learning about Eco-Friendly Forms of Renewable Energy |
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