Soil Friend: Everyone has had a rock for a pet at some point in their lives, but have you had a soil friend? Turn nylon, soil, grass seeds, and googly eyes into a soil friend for the whole family to enjoy. TinkerLab is FREE with membership or museum admission from 11:00 am to 12:30 pm. ExplorationWorks is located at 995 Carousel Way in the Great Niorthern Town Center. For more information call 406.457.1800 ext 1 or visit explorationworks.org