Table 2.

Correlation coefficients between cognitive functioning and exploratory activity acquired in the older group of children aged 24-37 months

Exploratory activity		Gross motor	Visual reception	Fine motor	Receptive language	Percentage of intervals with observed behaviour
Looking towards objects	rho	.23	.27	.29	.26	88.00
	p	.428	.347	.308	.378
Touching object with hands	rho	–.12	.08	.08	.11	76.31
	p	.676	.796	.786	.704
Picking up object	rho	–.26	–.18	–.20	–.25	12.77
	p	.377	.539	.501	.382
Dropping objects to the ground	rho	–.23	–.04	–.07	–.08	1.00
	p	.435	.892	.826	.784
Throwing objects	rho	.38	.35	.28	.35	0.27
	p	.181	.227	.337	.221
Moving objects	rho	–.14	.07	–.24	–.12	16.81
	p	.646	.813	.407	.690
Waving objects	rho	.01	–.12	–.17	–.09	1.36
	p	.961	.689	.572	.756
Rotating objects	rho	.14	.06	.31	.13	19.81
	p	.646	.834	.286	.670
Hitting objects	rho	–.05	.36	.22	.08	5.09
	p	.876	.212	.454	.789
Disconnecting objects	rho	.31	.60	.52	.55	17.86
	p	.286	.022	.054	.041
Putting 2 objects in a row	rho	.30	.56	.35	.52	7.54
	p	.292	.036	.218	.058
Putting 3 objects in a row	rho	–.05	.20	–.12	.05	6.77
	p	.863	.504	.691	.858
Putting 4 objects in a row	rho	–.36	–.01	–.08	–.17	2.00
	p	.203	.983	.793	.552
Putting 2 objects one on top	rho	.41	.52	.49	.59	3.00
of the other	p	.145	.058	.078	.027
Connecting 3 objects	rho	–.01	.41	.16	.20	4.45
in any configuration	p	.965	.150	.591	.487
Connecting 4 objects	rho	–.36	–.01	.00	–.15	2.45
in any configuration	p	.207	.975	1.000	.604

Note. rho – Spearman’s rho correlation coefficient; p – statistical significance