My LD 38 game is based on the classic Snake.. and it turns out, I'm not the only one! Here's 4 completely different takes on the same classic game:

https://ldjam.com/events/ludum-dare/38/snake-on-a-plane
https://ldjam.com/events/ludum-dare/38/space-snake
https://ldjam.com/events/ludum-dare/38/snake-3d
https://ldjam.com/events/ludum-dare/38/shrinking-snake