Παρασκευή 3 Απριλίου 2020
The extraction of Ore
The extraction of Ore - a natural rock or sediment that contains one or more valuable minerals. Work prepared by 10th grade students in March 2020
Πέμπτη 2 Απριλίου 2020
Electricity and Energy Sources.
Electricity and Energy Sources. Work prepared by 10th grade students in March 2020
Τετάρτη 1 Απριλίου 2020
Energy Resources in Arouca, Portugal.
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