Pirate Discovery Bottles - - Make some sunken treasure discovery bottles with the kids during summer camp or as part of a pirate theme. Here are two different ways for making the pirate-themed discovery bottles with kids. Sensory Bottles Preschool, Glitter Sensory Bottles, Glitter Jars, Sensory Bins, Sensory Bottles For Toddlers, Sensory Wall, Sensory Boards, Glitter Crafts, Baby Sensory