12 minC1ExercisesAudioA Barrier with Gaps: Sand around Nouakchottحَاجِزٌ بِفَجَوَاتٍ: الرِّمَالُ حَوْلَ نُوَاكْشُوطَ11 Oct 2026
11 minC1ExercisesAudioOctopus Pots: What Did the Nouadhibou Experiment Show?أَوَانِي الْأُخْطُبُوطِ: مَاذَا أَثْبَتَتْ تَجْرِبَةُ نُوَاذِيبُو؟11 Oct 2026