Wheatley, G.H. (1990). Spatial sense and mathematics learning. Arithmetic Teacher, 37, 10-11.

Wood, J.N., and Spelke, E.S. (2005). Infants’ enumeration of actions: Numerical discrimination and its signature limits. Developmental Science, 8, 173-181.

Wynn, K. (1990). Children’s understanding of counting. Cognition, 36, 155-193.

Wynn, K. (1992a). Addition and subtraction by human infants. Nature, 358, 749-750.

Wynn, K. (1992b). Children’s acquisition of the number words and the counting system. Cognitive Psychology, 24, 220-251.

Wynn, K. (1996). Infants’ individuation and enumeration of actions. Psychological Science, 7, 164-169.

Wynn, K., Bloom, P., and Chiang, W-C. (2002). Enumeration of collective entities by 5-month-old infants. Cognition, 83, B55-B62.

Xu, F. (2003). Numerosity discrimination in infants: Evidence for two systems of representations. Cognition, 89, B15-B25.

Xu, F., and Arriaga, R.I. (2007). Number discrimination in 10-month-old infants. British Journal of Developmental Psychology, 25, 103-108.

Xu, F., and Spelke, E.S. (2000). Large number discrimination in 6-month-old infants. Cognition, 74, B1-B11.

Xu, F., Spelke, E., and Goddard, S. (2005). Number sense in human infants. Developmental Science, 8, 88-101.



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