1) Any project created using Scratch including but not limited to animation, stories, music, games. This category does not include projects that use Scratch to program hardware elements or electronics.
2) Robots, machines, and hardware hacks. Any project that uses hardware such as Lego Robotics, Arduino, micro:bit, or Raspberry Pi boards.
3) Every kind of game made in any programming language using any technology (except Scratch). You might like to use a text-based programming language such as Python, or a game engine such as Unity, Unreal Engine or Blender.