Before buying a used microscope, check the following points.
Here I explain why I am against 100x oil immersion objectives for microscopes in schools and for beginners.
Apply some nail polish to make impressions of leaves. This way you can observe the epidermis of the leaf.
Advantages and disadvantages of different ways of connecting a camera to a microscope.
What are some of the things to look out for when buying a microscope for children? Here is a FAQ which covers the essential points.
Safety issues in microscopy are not only relevant to amateur microscopists, but also for teachers who want to conduct basic microbiological and microscopic work in a school laboratory. In this case the organisms are alive and depending on the type of organism, they may pose a possible health hazard. The post addresses some of the safety issues that should be taken into consideration.
Squashing the specimens (instead of cutting them) is a fast and easy way to prepare specimens.
Observing human cells is a good introductory activity to learn heat-fixing and staining.
The home laboratory provides a safe working environment for microscopic investigations.
A counting ĉamber (hemocytometer) can also be used to calculate the size of cells.