The Discovery 150x Microscope is a fantastic piece of kit for any budding scientist. It comes with a number of useful features, including 3 levels of magnification ranging from 50x, 100x and 150x. The microscope also has a built-in light, to make viewing even easier. Comes with a range of accessories to help young scientists, including 8 specimen slides (6 blank and 2 pre-prepared), petri dish with magnifier, tweezers, specimen vials and a magnifying glass. Requires 2 x AAA batteries (not included). For ages 8 years and up.