Boingz is available exclusively via WiiWare, Nintendo's online service and family of downloadable games created for the Wii console.
First, you'll need to connect your Wii to the Internet.
→ How to use WiiWare
→ How to connect your Wii to the Internet
Next, you'll need to connect to the Wii Shop Channel.
→ Accessing the Wii Shop Channel
Finally, you'll need to purchase Wii Points, which you can redeem to download Boingz onto your Wii console.
→ Purchasing and Redeeming Wii Points