1. What objects did you use or observe in videos? Describe the objects in terms of the characteristics that would influence grip.

1. How many different grips did the infant use in your observation session?

1. How does your infant's age compare with the age ranges published by Halverson in terms of the grips your infant used?

1. Did you see particular shapes for which the infant consistently used either power grips or precision grip? What is your explanation for the choice of grip?

1. Did you notice any times when the infant attempted to pick up an object, dropped it, and then grasped it again using a different grip configuration? Explain which grips were used and identify the size, shape, and weight of the object.