Creating your own Google snake game from scratch involves several key steps. First, design the game's framework, defining the game board's dimensions and setting up the snake's initial position. Next, implement user input controls for directing the snake's movement, ensuring responsive gameplay. Create the snake's logic by managing its length and collision detection with food and itself. Generate random positions for food items and handle their collision with the snake to increase its length. Design the game's graphics and interface for a visually appealing experience. Implement scoring, tracking the player's progress, and add sound effects to enhance immersion. Lastly, test the game rigorously to identify and fix any bugs or gameplay issues, ensuring a smooth and enjoyable Snake game for players.