To start playing Balloon Defense, simply download the game and select the 'Start' option from the main menu. You'll be guided through a brief tutorial that introduces you to the basic controls and gameplay mechanics.

In each level of Balloon Defense, your primary objective is to protect your balloon from various hazards. This involves strategically placing defensive structures and using different tools at your disposal to ensure the safety of your balloon until the level ends.

Yes, you can customize your defense strategies by selecting different types of defensive structures and upgrades available in the game. Experiment with various combinations to find the most effective strategy for each level.

Absolutely! Balloon Defense features a variety of power-ups and special abilities that can be unlocked as you progress through the game. These can provide temporary boosts or unique advantages to help you survive tougher challenges.

If your balloon gets damaged, it will lose some health points. If the health reaches zero, you'll lose the level and need to try again. However, certain power-ups and defensive structures can help repair or protect your balloon.

Currently, Balloon Defense does not feature a multiplayer mode. The game focuses on single-player progression through increasingly difficult levels. However, you can compete with friends via leaderboards to see who can achieve the highest scores.