While IUPAC was present this week in Tanzania for the Summer School on Green Chemistry (see “IUPAC for Africa”), local participation in the Periodic Table Challenge took roots. IUPAC100 is  pleased to welcome these participants as the 110th Country/Territory  and 17th in Africa to join in.

So far
110 countries
over 40000 Challenges taken
6000 Certificates issued
68 Nobelium entries from 19 countries (counting 20 000 views)
…

and

IUPAC for Africa