Paramus, N.J. — Arena STEM, a new retail “edu-tainment” concept, opened its first U.S. location at Westfield Garden State Plaza on December 18, 2020. The flagship store is located on level two near Nordstrom. Arena STEM is a new and innovative concept that provides an interactive environment for kids and young adults to play, learn and engage with science and technology. The 40,000-square-foot facility offers hands-on experiences with real-life models, racetracks, events, contests and classes that include 3-D drawing, robotics, model making and more. “More and more STEM curriculum has …