in the northern hemisphere, opening a sandwich cookie clockwise is more likely to preserve all the filling in a single disk. in the southern hemisphere, though, you want to open it counterclockwise. this is due to the oreolis effect

in the northern hemisphere, opening a sandwich cookie clockwise is more likely to preserve all the filling in a single disk. in the southern hemisphere, though, you want to open it counterclockwise. this is due to the oreolis effect