free@rss.ponder.catMB to Science Streams@rss.ponder.catEnglish · 28 days agoThis puzzle is trickier than it seemswww.youtube.comexternal-linkmessage-square0fedilinkarrow-up11arrow-down10
arrow-up11arrow-down1external-linkThis puzzle is trickier than it seemswww.youtube.comfree@rss.ponder.catMB to Science Streams@rss.ponder.catEnglish · 28 days agomessage-square0fedilink