How much about walking do you know?
{"name":"How much about walking do you know?", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"How many steps does it take to walk an average city block?, Walking is the most popular form of walking in the United States. True or False?, About how many muscles are you using to take one step?","img":"https://www.quiz-maker.com/3012/images/ogquiz.png"}