How to get a CD Key for free
1 - First step is to register as the member
2 - Go to the "Earn Coins" page
3 - Choose an offer and complete it with valid information
4 - After completion your coins will be automatically awarded to your account and you can get the Meta Ball CD Key
About This Game
Meta Ball, and again you get into the world of a rolling ball. Only this time there are thirty levels, and its fun.
Easy control and insanely exciting passing obstacles with a rolling ball. Go around and jump over obstacles using only a mouse and a keyboard. Meta Ball will let you captivate and enchant.

Features
- Simple and responsive controls
- Incredibly fun physics-based movement (Weve literally spent hours on the playground bonus level just messing around with physics objects - We promise, its fun. Actually, thats probably why it took us so long to release this game...)
- 30 challenging campaign levels increasing in difficulty as the game progresses
- Many bonus levels to unlock including a physics playground
- Full support for keyboard+mouse
- Great background music
- Secrets (Secret rooms)
- Destructible walls
Source:
Meta Ball - SteamPowered.com
Instructions to activate steam keys
1 - Download and install the Steam client on your PC.
2 - Open the Steam client, login and locate the Games tab on the top menu. Click this and then select “Activate a Product on Steam…”
3 - Enter your product key that appears on the email and follow the instructions to activate it.
4 - Your game is now viewable in the “Library” tab and is available to download/install when you’re ready