Here is my pick for JC Penney's Wednesday Sale. This Mega Screen Microscope is on sale today only for $19.99, original price $89.99
Here are the specs:
View objects onscreen -- up to 80X larger! Features large 8.7" viewing screen and includes eyepiece plus 4 interchangeable objective lenses.
Viewing screen: 30X, 40X, 60X, 80X lens magnification. Uses 3 "C" batteries, not included. 17x9x14"H. Ages 13 and up.