Introduction Section 1: Creating Mathematically Rich and Supportive Early Years Classrooms Chapter 1: Curious Minds Want to Learn: Supporting Curiosity in Early Mathematics Learning Chapter 2: Counting on Early Mathematics: Understanding, Assessing, and Building Children's Early Number Skills Chapter 3: Teaching Early Mathematics with Manipulatives: Pedagogical Strategies for Early Years Educators Chapter 4: Outdoor Learning and Mathematics in the Early Years Chapter 5: Too Many Roads Diverge: Insights into Early Mathematics Learning Disabilities Section 2: Enriching Early Mathematics Learning Through Play Chapter 6: Play and Assessment: The Role of Play and Assessment in the Mathematics Development of Early Years Learners Chapter 7: Paying Attention to Spatial Reasoning in Early Years Mathematics: Empowering Children's Learning through a Playful, Spatial Approach Chapter 8: Learning to Play, Learning from Play: The Math Minds Initiative Section 3: Developing Early Mathematical Thinking with Technology and Coding Chapter 9: Making Fingers Count: An Introduction to the TouchCounts Program Chapter 10: The Role of STEM-Based Learning in the Mathematical Development of Early Years Learners Chapter 11: The Role of Coding in Early Elementary Mathematics Chapter 12: Coding: What, Where, Why, When, and How it Matters in Early Mathematics Section 4: Engaging Families and Communities in Early Mathematics Learning Chapter 13: Parents Matter Too: The Important Role that Parents/Guardians and the Home Environment Play in Children's Mathematical Well-Being Chapter 14: Engaging Parents in their Children's Early Math Learning: Strategies Learned from the Building Parent Engagement in Math Project Chapter 15: LittleCounters®: A Community-Based Early Numeracy Program Chapter 16: Exploring Early Numeracy Learning Opportunities with the TOYBOX Community Project Conclusion Contributor Biographies.