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The annual National Science Fair at the Safari Hotel in Windhoek comes to a close tonight with grand prizes being awarded to the top projects.
The exhibition, which opened on Tuesday, is hosted by the National Council for Research, Science and Technology (NCRST) and the Ministry of Education, Arts and Culture, and sponsored by Debmarine Namibia.
There are more than 100 events in 11 categories competing for gold, silver and bronze medals.
Eben Mbako, a Grade 9 student at Karibib Private School, explains his automated system that turns on street lights when infrared sensors detect body temperature. Video: Augetto Graig
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