Balance items ranging from electrons to galaxies. Balance them, multiplying or dividing each one. Choosing objects: You can choose from a wide range of objects to place on this scale - from electrons to galaxies! Click the arrow next to "thin cat" and scroll up and down the object lists to see all the choices. Choosing how many objects: Scroll through the number menus to choose a multiple and a power of ten. For instance, if you choose the number 4 and next to it the number 100,000, the balanc