 She is a member of the Early Algebra Project, an NSF-funded longitudinal study of the effects of introducing some algebraic concepts to children in elementary school and was the Principal Investigator of a study created to follow up the children of the Early Algebra study into middle and high school, also funded by the NSF.She is also involved in the Noyce Teacher Fellowship Program at Tufts and in the research effort surrounding Tufts's Poincaré Institute for Mathematics Education , an NSF NSF MSP project.In 2004, her book "Mathematical Development in Young Children