The Next Generation Science Standards and best practices in science instruction tell us that science instructional sequences are more meaningful to students and more coherent when based on interesting phenomena. The Research + Practice Collaboratory has released a new tool for helping to define the qualities of an effective anchoring phenomenon as a driver for an instructional sequence. This 1-pager is available HERE. This document could be a great supplement/cheat sheet to be used during teacher planning and/or professional development.