“in my opinion: Special pi day ahead: 3.14.15,” The authors discuss pi in a historical context. This department publishes brief news articles, announcements, and guest editorials on current mathematics education issues that stimulate the interest of TCM readers and cause them to think about an issue or consider a specific viewpoint about some aspect of mathematics education. “YouCubed: Broadening the conversation for supporting student success in mathematics,” Drawing on current research and best practices, YouCubed is a collaborative effort to empower learners to find the joy of mathematics through engaging in challenging tasks. The website offers short videos, appropriate for a broad audience of students, parents, and teachers, describing current research about mathematics education in the United States, brain research, proven pedagogical practices, and challenging K—grade 12 mathematical tasks. “The Standards for Mathematical Practice: A three-step implementation approach,” As students become more proficient with math models, they will be able to identify important quantities in everyday life situations and represent them verbally, graphically, pictorially, and symbolically.