Jane Schielack; Randall Charles; Douglas Clements; Paula Duckett; Francis Fennell (Skip); Sharon Lewandowski; Emm Trevino National Council of Teachers of Mathematics,U.S. (2006) Pehmeäkantinen kirja
Linda Dacey; Mary Cavanagh; Carol R. Findell; Carole E. Greenes; Linda Jensen Sheffield; Marian Small National Council of Teachers of Mathematics,U.S. (2003) Pehmeäkantinen kirja
Gary W. Martin; John Carter; Susan Forster; Roger Howe; Gary Kader; Henry Kepner; William McCallum National Council of Teachers of Mathematics,U.S. (2009) Pehmeäkantinen kirja
Helen Featherstone; Sandra Crespo; Lisa Jilk; Joy Oslund; Amy Parks; Marcy Wood National Council of Teachers of Mathematics,U.S. (2011) Pehmeäkantinen kirja
Curriculum Focal Points for Prekindergarten through Grade 8 Mathematics: A Quest for Coherence provides a rationale for focal points for each grade level, prekindergarten - 8.