Science is a proving ground for skills learned in math classes, and for most students, it is often the first place where they have had to repeatedly use math to answer questions and solve problems. A lack of math skills can have a negative impact on students' overall performance in science and can greatly hinder a deeper understanding of many important concepts, especially those in physical science. Here, the editor discusses this critical issue and shares some recommendations that science teachers can use to get an idea of their students' math proficiency while clearly showing students that math skills areimportant in science.