How to Beat Standard (Medium) on Four Circles?
https://www.youtube.com/watch?v=gXLuGH2I9qQ
The website that will teach you how to be a Bloon-Busting Master. Follow for daily Advanced Challenge videos!
https://www.youtube.com/watch?v=gXLuGH2I9qQ
https://www.youtube.com/watch?v=oQlOTp4Dlsk
https://www.youtube.com/watch?v=XoLG-IudqUE
https://www.youtube.com/watch?v=60TeucVNqI4
https://www.youtube.com/watch?v=Y7AF0UgwdKQ