So you are planning a birthday party at the park? A simple playground party at the park can be a laid-back and fun experience. In fact, our Boo-llerina birthday party at the park was one of our easiest and most enjoyable parties yet. However, a successful park birthday party does rely on a little forethought on your behalf. Therefore, I am giving you these 10 tips for a great birthday party at the park! Disclosure: As an Amazon Associate, I earn from qualifying purchases. I may earn a small…