So you love Tetris and coffee? This Tetris Temperature Sensing Cup gives you the best of both worlds. It is color-changing so it changes patterns as you fill it with hot coffee or tea. Makes a nice gift for geeks.
You may also want to see:
[via]
**Disclaimer: Our posts may feature aff links. As an Amazon Associate, we earn from qualifying purchases. Please read our disclaimer on how we fund this site.
