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Nioby is a member of the Metran clan, also known as Colum. Nioby has a twin named Tanta. Nioby can help make other Metrans like Nic much stronger. Nioby is shy like its twin.
STEM/STEAM learning events for classrooms or home learners. Contact: 
Perios Periodic Table T-Shirt (Amazon) 
Perios Logo T-shirt (Amazon)
Perios Custom T-Shirt