The fourth of the five areas that can be explored in. It is depicted as looking like it's set in the forest, with just a little stream going down the center of the image.
Should one go gathering, and find items they can put in their collection, they will find those items listed under Laboratory ==>Collections ==> Creek. There are three sections per Collection page; Animals, Plants, and Objects.There are 22 separate items to be collected for the Animal section, 22 for the Plant section, and 7 for the Objects section. All Items range from R-10 to R-100.