The term "citizen science" refers to collaborative scientific research projects that rely on everyday citizens to collect data. Many citizen science projects may be integrated into science classrooms, libraries, or museums. For educators and others interested in the keeping of citizen science projects, the Public Library of Open Science (PLOS) offers this useful blog. Here, visitors can learn about new citizen science projects and find out how they can get involved. CitizenSci is frequently updated and features writers such as Sarah Newman of the citizen science platform CitSci and Alycia Crall of Citizen Science Central at the Cornell Lab of Ornithology. As a whole, this blog offers an excellent one-stop shop to learn about interesting citizen science projects around the globe.