Subtitled in Polish10:08Using nature to grow batteriesAngela BelcherTranslated by Marta BarszczReviewed by Marek Kasiak
Subtitled in Polish18:11If I should have a daughter ...Sarah KayTranslated by Marta BarszczReviewed by Martyna Bajek
Subtitled in Polish14:16Everyday inventionsSaul GriffithTranslated by Anna UłanowiczReviewed by Marta Barszcz
