Abstract: An experiment of object grasping with right or left hand wasdesigned to see hand preference in 300 children from 6 months to3-years of age. The results showe ed that the frequency of using right orleft hand was around 50%.within 1 year of age.The percentage of right-handed children increased with age,reaching 69.4% at 1 to 1(1/2+) years of age71.3% at 1(1/2) to 2 years, 76.9% at. 2 to 2(1/2) years,and 81.5%. at, 2(1/2) to 3years The frequency of right-handedness of boy's increased faster. thanthat of girl's. The experiment showed that there were cases of objectgrasping with both hands, but the incidence decreased rapidly after 1(1/2)years of age. The proportion of left-handed children with two or oneleft-handed parents was higher than that with two right-handed parents.Children also showed a selective tendency to ward the color of objectsand toys.

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