Eight-month-old Gina finds that when she pulls on the cord at the side of her playpen,her jumping jack goes up and down.So she pulls it again.Gina is in the substage called

Question

Quizplus · Accepted Answer

In the second substage of Piaget's sensorimotor stage, called secondary circular reactions, an infant purposefully repeats actions that have interesting effects. Gina's repeated pulling of the cord to make the jumping jack go up and down fits this description.

Eight-Month-Old Gina Finds That When She Pulls on the Cord