Created by Karl Wendt. Watch the next lesson: https://www.khanacademy.org/science/electrical-engineering/robots/spout-bot-with-solder/v/soldering-saftey?utm_...
1:53
siavash533 1269 مشاهده
2:52
siavash533 1383 مشاهده
10:25
siavash533 1287 مشاهده
54:05
siavash533 1263 مشاهده
20:53
siavash533 1291 مشاهده
8:49
vahidnejati1 1413 مشاهده
24:15
godparadise 1557 مشاهده