if (PlayerPrefs.GetInt("score") < 5)
posibleCubesToCreate.Add(cubesToCreate[0]);
else if (PlayerPrefs.GetInt("score") < 10)
AddPossibleCubes(2);
else if (PlayerPrefs.GetInt("score") < 15)
AddPossibleCubes(3);
else if (PlayerPrefs.GetInt("score") < 20)
AddPossibleCubes(4);
else if (PlayerPrefs.GetInt("score") < 30)
AddPossibleCubes(5);
else if (PlayerPrefs.GetInt("score") < 50)
AddPossibleCubes(6);
else if (PlayerPrefs.GetInt("score") < 65)
AddPossibleCubes(7);
else if (PlayerPrefs.GetInt("score") < 80)
AddPossibleCubes(8);
else if (PlayerPrefs.GetInt("score") < 100)
AddPossibleCubes(9);
else
AddPossibleCubes(10);