TABLE 1.

Proportion of correct responses in each condition by age groups in experiment 1.

	Youngest third	Middle third	Oldest third
Blicket Condition	38.46	41.03	55.29
	(49.29)	(49.83)	(50.39)
	n = 39	n = 39	n = 38
	Mage = 58.84 months	Mage = 84.65 months	Mage = 108.17 months
Butterfly condition	26.19	38.10	59.52
	(44.50)	(49.15)	(49.68)
	n = 42	n = 42	n = 42
	Mage = 58.76 months	Mage = 80.44 months	Mage = 108.44 months