Simple machines and, now, robotics continue to make our lives easier when working on every day tasks. From a screwdriver, eating utensils, and, even, your toothbrush to vacuum cleaner robots, machines are major contributors in our lives. How many machines do you have in your home? DO you know how many Simple Machines you use in your home? You can test what you know while playing the Simple Machines At Home game. Then, think about how so many different Inventions have changed our world. Use A Ti