Sort the planets to the right order. To do this, click first on a field (letter card) & afterwards click on a second card, which makes the letters change their place in exchange. - If you click on the Button "Evaluation", you will see a display which shows images that are already on the right place, as well as the planet already in the same line or row, but not yet on the right place. In detail: The Bulbs on the left & above the game board show how many letter are already in each referring line or row on the right place. The display on the right & under the game board show, how many planets are already in the right line or row, but not yet on the right place. By this Evaluation scheme you may pretty soon solve the problem , don't you? Further sorting riddles follow soon!