Proto & Reconstructed Languages Release Date (newest first) Release Date (oldest first) Course Title (a-z) Course Title (z-a) Proto-Uralic Language Certificate Course A By admin In Proto & Reconstructed Languages Proto Tungusic Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Slavic Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Semitic Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Norse Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Celtic Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Inuktitut Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Indo-Iranian Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Indo-European Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Hellenic Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Georgian-Zan Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Dravidian Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Circassian Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Germanic Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Basque Language Certificate Course A By admin In Proto & Reconstructed Languages Proto-Anatolian Language Certificate Course A By admin In Proto & Reconstructed Languages Hi, Welcome back! Keep me signed in Forgot Password? Sign In