Fourth Grade, Microbiology STEM Activities for Kids (3 results)

Have you ever wondered why we wash our hands with water and soap to get rid of bacteria and viruses? Good hand hygiene becomes especially important during viral outbreaks such as the COVID-19 pandemic! The CDC (Center for Disease Control) recommendations for handwashing say to scrub your hands for at least 20 seconds with water and soap. But how does soap kill viruses such as SARS-COV-2? In this activity, you will find out by experimenting with models of different virus types to see how they… Read more

Have you ever seen a real virus? Probably not—they are so tiny that it is impossible to see them with your naked eyes. But how big or small are viruses really? The coronavirus Sars-Cov-2, which causes COVID-19, is about 120 nanometers in size. One nanometer is equal to one billionth of a meter! How many of these tiny coronaviruses do you think can you line up inside a pencil dot? In this activity, you will find out by creating a scale model that allows you to compare the size of many… Read more

Have you ever had to take antibiotics? Your doctor probably told you to finish taking all the pills even if you felt better after one or two days. But why is that? Why shouldn't you stop taking antibiotics as soon as you feel better? You might be surprised to hear that if you do, you might contribute to the creation of antibiotic resistant "superbugs!" Find out how these superbugs can develop in this activity by rolling dice to model how different bacteria respond to an antibiotic treatment. Read more