A lot of people said that they can't download the Brickplanet. Here is what to do:
• Click the "Play" button on any game;
• A pop-up will show up with all the download option (Windows, Mac and Linux);
• Click the one that shows your operator;
• After it downloaded, if your computer says it's a virus, click on "Show More" and click on the text that will show up;
• When opened, click install.
Congratulation! You downloaded Brickplanet!