"split","Overall","atomStructure","eclipses","faultsEarthquakes","foodChainsWebs","lifeCycles","moonPhaseEquinox","partsOfA","partsOfTheEarth","photosynthesisRespiration","rockCycle","rockStrata","solarSystem","typesOf","volcano","waterCNPCycle" "none","0.5297927461139896","0.25","0.5483870967741935","0.6071428571428571","0.6256454388984509","0.4052757793764988","0.4223826714801444","0.5503080082135524","0.4807692307692308","0.4810126582278481","0.4626865671641791","0.4634146341463415","0.6944444444444444","0.44314868804664725","0.4375","0.5"