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Direct linkRaven, Sara; Cevik, Emel; Model, Michael – American Biology Teacher, 2020
Although research and new technologies have introduced different ways of observing microorganisms, including scanning and electron microscopy, these methods are expensive and require equipment that is typically not found in a middle school classroom. The transmission-through-dye technique (TTD; Gregg et al., 2010), a new optical microscopy method…
Descriptors: Science Instruction, Teaching Methods, Biology, Middle School Students
