Table 3.

Task measures.

Task	Measures	Categories		Scores
BAC Construction	Items correctly solved	Items constructed correctly		0–100%
	Time	Average time use per item (sec)
	Planning	Difficult to decide if the child has a plan		0
		No evidence of a plan		1
		Plan evolved during solution of task		2
		Clear plan from the beginning		3
	Object	Proportion of necessary objects named	Less than necessary number of objects mentioned	<1.00
			Necessary number of objects mentioned	1.00
			More than necessary number of objects mentioned	>1.00
	Attributes	Proportion of necessary attributes named	Less than necessary number of attributes mentioned	<1.00
			Necessary number of attributes mentioned	1.00
			More than necessary number of attributes mentioned	>1.00
	Specificity	Wrong description		1
		Too low specificity (only correct object or attributes)		2
		Perfect specificity (correct object and attributes)		3
		Too high specificity (correct object, one attribute too many)		4
		Much too high specificity (correct object, too many attributes)		5
	Monitoring	Specificity provided at the start of the item subtracted from specificity provided after watching the partner constructing		0.0–5.0
BAC Description	Items correctly solved	Items named correctly by partner		0–100%
	Impulsivity	Items the child names, contrary to instruction		0–100%