This thing does not work all the time. Opening it in the link at the bottom, and in Firefox, seems to work best, but you get the idea. No coding from Todd, just a prompts of "Create an interactive game that has users categorize three types of rocks."
More playing in the sandbox (no pun intended) with Canva.
I cannot seem to change the height of the "player" in the html. I know it can be done, I just don't yet know how... And The drag and drop does not work everywhere...If you click the link below the player it does work.