This document provides an overview of educational research on geoscience learning. It discusses what geoscience education research entails, including identifying and understanding learning as well as determining how learning occurs. Various types of geoscience education research are described such as curriculum and instruction research, geocognition research, and research investigating factors that influence learning. Examples of specific research topics are provided. The document outlines how geoscience education research is both similar to and different from traditional geoscience research. Steps for getting started in conducting research on learning are discussed, including identifying a research question, reviewing existing literature, finding expertise and potential collaborators, and considering funding and ethical requirements. The document concludes by having participants brainstorm ideas for small research projects they could implement.