Wêne ji Berîkana Xwendekarên Afrîqa ya Robotan

Rokyaha Cisse, 17, from Dakar, adjusts her team's robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. Their robot sends sounds into the ground, which detect the presence of metal. (R. Shryock/VOA)

Students from CEM Serigne Bassirou Mbacke school in Kaolack, Senegal, test at their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)

Students test at their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)

Seynabu Ndiaye and Awa Gaye test their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)

Students test at their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)

Students test at their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)

Mamadou Sarr Lo, far left, 17, from the Prytanee Military school in St. Louis, Senegal, chats with his teammate as they look at their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)

The team from Prytanee Military school in St. Louis, Senegal, pose with their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)

Ndeye Astou Kebe, 16, and Rokyaha Cisse, 17, from Dakar, read results from their team's robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. Their robot sends sounds into the ground, which detect the presence of metal. (R.

Students test at their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)

Students test at their robot at the 2017 Pan-African Robotics Competition in Dakar, Senegal, May 19, 2017. (R. Shryock/VOA)