Doing unique, random, different, and ridiculous things is a good way to exercise the mind and promote new ways of thinking about the world around us. One hour of increased brain activity via thinking a lot or experiencing new stimuli can make you smarter, more energetic, more creative, more sociable, and more open to new experiences and ways of thinking. Here are some of the endless numbers of activities that can stimulate your brain. The key ingredients are to be open to new experiences, and changes in previous ways of thinking about these experiences.