NASA NASIL BİR YER? December 4, 2016 by rdeleon · Published December 4, 2016 · Last modified August 19, 2020
BİR DAMLA SU VE PİRİNÇ TANESİ January 29, 2017 by rdeleon · Published January 29, 2017 · Last modified August 19, 2020
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