The National Geographic Deluxe Adventure Set gives young discoverers all they need to explore everything from the terrestrial to the celestial by offering a telescope, microscope and a pair of binoculars in one versatile kit.Designed with emerging astronomers in mind, the sets classic refractor telescope has a 50 mm aperture that can reveal the Moons cratered surface as well as intriguing planetary features like Jupiters Galilean moons or Saturns rings. Two interchangeable eyepieces allow users to experiment with two different magnifications of 30x and 48x. Additional accessories include a panhandle mount that is easy for small hands to control, a full size tripod and a red dot finder for navigating the night sky. Budding biologists will find inspiration in another key component of the adventure set the 900x microscope. This device lets users study specimens in stages using three magnification powers ranging from 100x to 900x. It offers under-the-stage illumination and a color filter wheel that makes it easier to see details in certain colorless or transparent specimens. The set includes multiple tools for collecting and prepping specimens, prepared and blank slides and other accessories to jump-start investigations. The final component in the set is a 4x30 binocular that is great for all kinds of grab-and-go adventures and investigations of amazing species and sights. The binocular has a 30mm aperture that brings in lots of light so observers can see more and 4x magnification that really makes viewers feel close to the action. With the enclosed lanyard and carrying case, young explorers can keep this binocular close at hand on nature walks, hikes and adventures of all types. Telescope has two interchangeable eyepieces for magnifications of 30x and 48x, a panhandle mount control that allows you to smoothly track objects and a carbon fiber optical tube wrap assembly that is both lightweight and durable.