iSTEM: Integrating Science, Technology, and Engineering in Mathematics authors share ideas and activities that stimulate student interest in the integrated fields of science, technology, engineering, and mathematics (STEM) in K-grade 6 classrooms. This article describes how optimization ideas can be fostered in early grades through a game-based activity called Avoiding Invasion from Aliens
Abdulkadir Erdogan, firstname.lastname@example.org, teaches didactics of mathematics and the philosophy of mathematics to prospective teachers at Anadolu University in Eskisehir, Turkey. He is interested in nonroutine problem-solving activities. H. Bahadir Yanik, email@example.com, teaches math methods and modeling courses to prospective teachers at Anadolu University. He is interested in children's thinking and how research and practice can illuminate one another.
Edited by Terri L. Kurz, firstname.lastname@example.org, who teaches mathematics and math methodology in the Teachers College at Arizona State University Polytechnic in Mesa and enjoys using tools and technology to guide students; and Jorge Garcia, Jorge.email@example.com, who teaches at California State University Channel Islands.