The National Geographic Microscope Starter Kit is one of the most thoughtfully designed beginner microscopes you'll find. It's built specially for younger kids with a fixed eyepiece and a slide platform that moves up and down as you adjust the focus. A convenient slide storage container is integrated into the base of the microscope and the microscope operates using 3 AAA batteries • Beginner microscope designed especially for kids with soft touch knobs and fixed eyepiece • Slide platform moves up and down to focus for a more stable view and the microscope offers up to 400x magnification • Internal mirror provides a true view of the specimen unlike other microscopes which display a reversed view of the sample. • Accessories such as prepared slides blank slides tweezers and a detailed learning guide make this an unforgettable beginner science kit