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97.5% of the water in the world is in the oceans and inland seas as salt water and 2.5% as fresh water. However, 87% of this fresh water is found in glaciers, soil, atmosphere, groundwater and is...

Show the activities that can make the difference to have a better learning in your school

This project intends to: - share better ways to involve your students in classes -share science and to make experiences using scientific information . - share used materials among students in order to...