Two-Way Microscope - Top and Bottom Viewing by Constructive Playthings Go to amazon.com Related posts Thing need consider when find two-way microscope? FeatureTwo-Way Microscope - Top and Bottom Viewing DescriptionEnables two people to view an object at the same time;Measures 7 1/2 L. x 5 W. x 5 H.;Ages 5 yrs. +.