Bloons Tower Defense 5 is the most recent edition of the popular flash game where you have to use monkeys and other tools to prevent escaping balloons. In fact, the category of tower defense games was born with this legendary game, so if you love such games - you will love the BTD 5 too. The game is very colorful and addictive. As you progress in the game, number of bloons as well as their power become to rise. You have to unlock more deadly weapons to deal with the balloons. Have fun playing the full version of the Bloons Tower Defense 5 Unblocked at school.