The activity below was contributed by Holly Stuart during our podcast interview. This post contains affiliate links — see my disclosure policy. Microbes are tiny organisms that play crucial roles in our ecosystems, often unseen by the naked eye. They are present in various environments, including aquatic ecosystems. While many students may not have the … The post Exploring Microbes in Your Fish Tank with the Foldscope Microscope appeared first on Joyful Microbe .