Packed with science, this book peers into the microscopic world of microbes. Meet the superhero microbes that make our lives possible and the anti-heroes that cause trouble in our world and can do us harm. Meet some weird and wonderful species of bacteria, viruses, and fungi Learn how microbes are essential to habitats and ecosystems everywhere Investigate the habitat that's home to billions of microbes—your body! And discover how microbes are helping our planet, from "eating" unwanted plastic waste to fighting climate change Using fantastic photos, 3D artwork, and scanning electron microscope (SEM) imagery, this book lets kids explore the complicated, gross, fascinating, and incredible worlds of these influential but unseen superhero life forms.