Table 4.

Words that older and younger children produce which are potentially related to differences in development

Animals		Small household items		Toys		Vehicles
Younger children	Older children	Younger children	Older children	Younger children	Older children	Younger children	Older children
Bear (c, e)	Bee (c)	Bottle (a, b, c, d)	Plate (f)	Balloon (a, b, c)	Ball (a)	Airplane (c)	Bus (e)
Bird (a, b, d)	chicken (g)	broom (f)		Block (e)	Playdough (g)		Car (a, b)
Bunny (b)	Horse (d)	Keys (d)		Book (a, b)			Helicopter (e)
Cat (b)	Lion (g)	Spoon (e)		Doll (e)			Motorcycle (e)
Dog (b)	Penguin (g)			Toy (f)			Truck (d)
Duck (b)
Kitty (a, b)
Owl (g)
Pig (g)
Teddy bear (c)

Letters in parenthesis represent the vocabulary size where the word was identified. a 1 to 25 words; b 26 to 50 words; c 51 to 75 words; d 76 to 100 words; e 101 to 150 words; f 151 to 200 words; g 201 to 250 words