Geometry Measuring Space in One, Two, and Three Dimensions Casebook Schifter Deborah Heftet / 2017 / Engelsk
Interweaving Equitable Participation and Deep Mathematics Building Community in the Elementary Classroom Russell Susan Jo Heftet / 2025 / Engelsk
Early Algebra Research into its Nature, its Learning, its Teaching Kieran Carolyn Heftet / 2016 / Engelsk
