If you don't have money and you don't want to catch viruses or download pirated copies, then enter this site: https://archive.org/details/baldis-basics-ultimate-archive You find any BB+ versions in this site. Some of the game versions may be detected as viruses, but please note that this is not in case. All copies are official. You can find all game versions by clicking down arrow near the ZIP word. If your Windows Extractor can't extract all the files and if you entering into the .zip file, and your system says that this file is unacceptable, then use Winrar or 7-Zip.