This Drill Powered Spool Proves Me Right
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20:50
This Rod Fountain Finally Proves Me Right
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17:35
Fonctionnement d'une montre à quartz - son cœur bat 32 768 fois par seconde
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19:19
We should use this amazing mechanism that's inside a grasshopper leg
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18:05
Light sucking flames look like magic
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13:29
The bizarre flashing lights on a smartwatch
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17:56
A Physics Prof Bet Me $10,000 I'm Wrong
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19:23
Puis-je créer un code QR Damas ?
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16:02