A water park pastime can be fun if you've taken everything you need. You will learn what to take and what to expect. Steps Step 1. Take a beach bag or backpack Step 2. Put two towels in your bag (you will need them to dry before lunch and departure) Step 3. Use sunscreen (min 45 SPF) Step 4. Take some money (you cannot bring your own food to most water parks, and you will get hungry) Step 5. If you are a girl, bring tampons, a comb, and hair ties Step 6. Take your phone and your charger You can also grab a music player such as an iPod Touch. How to pack up for a water park: 12 steps (with pictures)