Sure! Here's a simple implementation of the classic Snake Game using JavaScript, enclosed in HTML script tags:
Snake Game
This implementation will create a simple Snake Game with a game board represented by a `<div>` element, snake parts represented by `<div>` elements with the class `snake-part`, and the food as a red square. The snake can be controlled using the arrow keys on a smartphone. The game will end if the snake hits the walls or collides with its own body.