What is a "backdrop" in Scratch?

What is a "block" in Scratch?

What is a "sound" in Scratch?

In which game did you program 2 sprites drive around a track?

In which game did you program your mouse to click and drag a sprite through obstacles to get to a goal

In which game did you program a sprite to jump up and down through a level to make it to a goal?

In which game did you program a sprite to follow your mouse while 3 enemy sprites chase it?

In which game did you program a sprite to aim and shoot itself at a goal line with enemies that replicate every time you win?

Which extra credit game involved programming a sprite to journey around multiple backdrops in order to find an "item"?

Which extra credit game involved programming a sprite to fly through a scrolling backdrop?