Your visit on the 'Green Moon Lab' will be quite confusing as you constantly have to change the gravity.
Game Controls
Use arrows to move and C to change camera style.
Use the ARROW KEYS to walk and jump. Use the SPACEBAR to pick up and put batteries in battery boxes. The gravity change depending in which gravity field you are. Gravity power is shown by the color. Green gravity fields are normal, blue fields are weaker and the red fields are stronger. Some gravity fields have special properties. Heads up tips will be presented to you at the beginning of each level. Good luck!