Add Remove NameFastestShortestAuthorsFull SolvesRatioDifficultyLanguagesAstronomer0.722266164117%3.6 - 9.0HarddadeenfiltlvplukMineral deposits0.09277416185%3.8 - 9.5HarddadeenetfiltlvplukQuark Microscopy0.0135443226%5.6 - 9.3Harden