0:23 play_arrow Les perles du bac - Fécondité Damien visibility 58 schedule 19 taon ang nakalipas favorite
0:17 play_arrow Les perles du bac - Galilée Damien visibility 67 schedule 19 taon ang nakalipas favorite
0:35 play_arrow Les perles du bac - Effet de serre Damien visibility 64 schedule 19 taon ang nakalipas favorite
0:15 play_arrow Les perles du bac - Cerveau Damien visibility 182 schedule 19 taon ang nakalipas favorite
4:46 play_arrow Alex le Perroquet savant Damien visibility 510 schedule 19 taon ang nakalipas favorite