ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
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wow this experiment is pretty cool.
this is sick, i hope my teacher lets me do this, although i only have 2 days left for it to be approved and to get materials :/
wow this experiment is pretty cool.
this is sick, i hope my teacher lets me do this, although i only have 2 days left for it to be approved and to get materials :/