What Is Soil Made Of?
Comparing Sizes of Microorganisms
In this activity, students compare the relative sizes and shapes of different types of microbes by creating scale models. They will use punctuation—a period printed on a strip of text—as a visible frame of reference.
- Moreno, N., Tharp, B., Erdmann, D., Rahmati Clayton, S., Denk, J. (2008). The Science of Microbes Teacher’s Guide. Houston, TX: BioEd.
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Funded by the following grant(s)
My Health My World: National Dissemination
Grant Number: 5R25ES009259
The Environment as a Context for Opportunities in Schools
Grant Number: 5R25ES010698, R25ES06932