9.2 - L'effet photoélectrique
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2:34:10
9.3 - Le spectre de raies et le modèle atomique de Bohr (partie 1)
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3:46:14
3.1 - Le son
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2:36:37
3.2 - L'effet Doppler
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1:14:01
01. Введення у системне програмування
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27:48
Mozart Concerto for Flute Harp and Orchestra
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32:13
Deep Focus Music To Improve Concentration - 1 Hours of Ambient Study Music to Concentrate
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11:21
Les égyptologues ont enfin déverrouillé la trappe en acier de l'ancienne Sphinx d'Égypte !
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2:12:44