“…American mathematics education at all levels requires improvement, if not radical reform. Part of the solution may lie in effective early education, which has been shown to provide a foundation for later academic success (Bowman, Donovan, & Burns, 2001;Campbell, Pungello, Miller-Johnson, Burchinal, & Ramey, 2001;Reynolds & Ou, 2003), especially in the short term (Gormley, 2007) and arguably in the years thereafter (Ludwig & Phillips, 2007). Early education may even be seen as a good fi nancial investment, resulting in economic benefi ts over the long term (Heckman, 2000).…”