#BBCtrending: From #Kangkung to #africannationsinhighschool

A student sitting on the floor at a library reading a book Image copyright Thinkstock

What if Africa were one big high school? On the latest #BBCtrending radio, Mukul Devichand speaks to 20-year-old Siyanda Mohutsiwa, from Botswana, who started the hashtag #africannationsinhighschool which has had more than 50,000 tweets.

He also gets to the bottom of the blocking of a recent BBC Trending blog about kangkung, or water spinach, in Malaysia. And finds out more about Brazil's controversial flashmob-style gatherings, rolezinhos.

With Fernanda Nidecker and Tse Yin Lee in the studio.

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Media captionWhy was BBC Trending blocked in Malaysia?

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