The artoya Pocket Sundial 3D Wooden STEM Model is a must-have for any adventurer or navigator! This multi-pack includes 5 identical items, making it ideal for classes and group activities. With a rich historical significance, this sundial allows you to determine time based on the season and latitude, just like the navigators of old. Not only is it a functional timepiece, but it also serves as an educational tool, sparking curiosity in inquisitive minds. Give the gift of knowledge with this original and truly unique sundial. It's the perfect present for anyone with a thirst for exploration and learning.