From Minecraft blocks to magnetic sand, fourth-grade students from Finegayan Elementary School enjoyed a fun-filled day of science and discovery with the Water and Environmental Research Institute of the Western Pacific (WERI) during their field trip to Ritidian! Students got a closer look at Guam’s geology and groundwater resources, learning how the Northern Guam Lens Aquifer (NGLA) forms, why it is so important to the island, and how production wells bring groundwater to our communities. They also witnessed a chemical reaction in action as WERI demonstrated how hydrochloric acid interacts differently with…