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A mix of easy readers
Earth's History and Earth in the Solar System
” and also on more challenging concepts such as “absolute construction
and suggestions for extension activities are included
not for under 3 years
Physical Systems DVD Adult A mix of easy readersWhile we exert an influence over our planet, the surface of Earth is constantly being modified and reshaped by geologic forces such as volcanic activity and earthquakes, and other physical processes such as weather and erosion. In Physical Systems, students will explore the nature of our planet's four main physical systems the atmosphere, lithosphere, hydrosphere and biosphere and discover that what happens in one system has vast repercussions on the
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