title: Graph points on a coordinate plane
body: <p>I need an interactive coordinate plane where the user can plot a coordinate himself. Something similar to :
  <a href="https://www.ixl.com/math/grade-3/graph-points-on-a-coordinate-plane" rel="nofollow noreferrer">https://www.ixl.com/math/grade-3/graph-points-on-a-coordinate-plane</a></p>
  
  <p>Can any help with opensource library with the above functionality?</p>