Subtitled in Vietnamese5:37Can you solve the Big Bang riddle?James TantonTranslated by Thuỳ KimReviewed by Anh Thu Hoang
Subtitled in Vietnamese3:42Five R'S of waste managementHussain Ali AlomranTranslated by Thuỳ KimReviewed by Thu-Ha Tran
Subtitled in Vietnamese4:47What is "normal" and what is "different"?Yana Buhrer TavanierTranslated by Thuỳ KimReviewed by Ly Nguyễn
