The periodic table as a puzzle game.
Someone made a mess of the periodic table. Your task is to move the elements back to their correct positions.
A game to make you remember the place of the elements in the periodic table.
1.1.7: Fixed problem with starting new game.
1.1.6: Fixed problem with with locked elements when they should not
1.1.5: Fixed problem in Android 5.
1.1.3: Fixed apache issue