16:31
Making Nordic Gold from Scrap Metal
05:11
Ecosphere Weeks 2 and 3
08:19
The World in a Jar: A Self Contained Microecosystem
00:11
Teaser - New Video Coming Next Week!
07:00
Making Ferric Chloride to Etch Metal
14:02
Making FIRE JELLY! (Calcium Acetate)
17:51
$3 DIY Microscope
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