@incollection{Brendefur19, author = {Kelli Rich and Jonathan L. Brendefur}, title = {The Importance of Spatial Reasoning in Early Childhood Mathematics}, booktitle = {Early Childhood Education}, publisher = {IntechOpen}, address = {Rijeka}, year = {2019}, editor = {Donna Farland-Smith}, chapter = {8}, doi = {10.5772/intechopen.81564}, url = {https://doi.org/10.5772/intechopen.81564} }