Play Cool Math Happy Mart game earn as much money as possible and make everybody happy! You should build a store and upgrade it to turn it into a pixelated supermarket. Not only that, you can expand your empire into big cities in Happy Mart. Try to follow the latest trends in order to become the most famous shop in town! Aside from that, you need to manage and control other employees well. There are still plenty of objectives reserved for you. Have fun!