Developing a simple game on Unity3D

You need a Unity3D specialist to develop a simple computer game. It's a very snake-like game, but with my guesses. I don't really care about time. You will have 3 months to develop until the end of the next semester of the university. The game is written as a course project, including: Please do not use non-standard and intricate methods when writing. I have to get a commented code and a work game.