The acronym STEM stands for science, technology, engineering and mathematics—but STEM is really more than the sum of its parts. Proponents of STEM-based education want to move away from teaching isolated content areas. Instead, they see the technology and critical thinking skills that make up STEM as an opportunity to connect all the subject areas together and also link them with the world outside the classroom. Remember how you used to wonder when you would ever use a particular lesson or skill in real life? The STEM mindset basically centers those questions. Here’s what to look for when selecting kids’ activities that support STEM.