16 Apr Make your choice (Bouncing ball) the subject of your post, and then tell us in your own words about your find. Do not just make this up off the top of your head. The St Louis Arch, for exam
Make your choice (Bouncing ball) the subject of your post, and then tell us in your own words about your find. Do not just make this up off the top of your head. The St Louis Arch, for example, is NOT a parabola—it is...