Educational Insights GeoSafari Jr. Aqua Magnifier Little scientists can study some of the millions of microscopic creatures that inhabit our waters with the GeoSafari Aqua Magnifier! Simply unscrew the attached, easy-twist cap, scoop water from any ocean, lake, river, or pond, and reattach the cap. Durable, waterproof plastic bottle with 5x, 10x, and 20x magnifiers highlights the contents inside. Downloadable activities online! Made chunky for little hands.