Definition group performed significantly better than the Control, the Phonological
Control and the Ostensive definition group.

Does children ^,s performance on the short questions task improve with increased exposure
to the lexical items?

Categorisation questions

• Children’s performance to the "categorisation questions ' improved significantly
over time. The same pattern was evident for the Ostensive definition and the
Definition group.

World knowledge questions

• Children’s performance on the "world knowledge’' questions improved significantly
over time. The same pattern was found for all the experimental groups.

Does the children ^,s prior knowledge of the lexical items influence performance in the short
questions task^c?

Categorisation questions

• All the children performed better on the partially represented words than the
unknown words across testing. Separate analysis for each group revealed the same
pattern. Significant differences were only found for the Definition group during post
test 1.

World knowledge questions

• The children performed better on the partially represented than the unknown words
across testing. The same pattern was significant for the Ostensive definition group in
post test 3, the Lexical contrast group in post test 1 and post test 3.

Is performance on the short questions task influenced by the semantic domain of the lexical
items?

Categorisation questions

• Children’s performance on the ⁱⁱCategorisation questions" was not found to differ by
the semantic domain.

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